@charset "utf-8";
.down-menu .trigger-down {
    position: relative;
}

.down-menu .trigger-down:after {
    content: "";
    position: absolute;
    width: 0;
    height: 0;
    border: 4px solid white;
    border-color: transparent transparent white transparent;
    right: -10px;
    top: 3px;
    transform-origin: center 6px;
    transition: transform 0.5s;
    -webkit-transition: transform 0.5s;
    -moz-transition: transform 0.5s;
    -ms-transition: transform 0.5s;
    -o-transition: transform 0.5s;
}

.down-menu .trigger-down .dropdown-popover {
    display: none;
    z-index: 3;
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translate(-50%, 0px);
    -webkit-transform: translate(-50%, 0px);
    -moz-transform: translate(-50%, 0px);
    -ms-transform: translate(-50%, 0px);
    -o-transform: translate(-50%, 0px);
    padding-top: 10px;
}

.down-menu .trigger-down .dropdown-popover:before {
    content: "";
    position: absolute;
    width: 0;
    height: 0;
    border: 8px solid white;
    border-color: transparent transparent white transparent;
    top: -5px;
    left: 50%;
    margin-left: -8px;
}

.down-menu .trigger-down .dropdown-popover .wrap {
    border-radius: 3px;
    box-shadow: 0 1px 5px 1px #dddddd;
    background: white;
}

.down-menu:hover .trigger-down:after {
    transform: rotate(180deg);
}

.down-menu:hover .trigger-down .dropdown-popover {
    display: block;
}

body {
    font-family: "微软雅黑";
    height: 100%;
    width: 100%;
}

.page-wrap {
    width: 100%;
    min-height: 100%;
    position: relative;
    z-index: 1;
    background: white;
    transition: transform 0.5s;
    -webkit-transition: transform 0.5s;
    -moz-transition: transform 0.5s;
    -ms-transition: transform 0.5s;
    -o-transition: transform 0.5s;
}

.aside-menu {
    position: fixed;
    width: 300px;
    height: 100%;
    right: 0;
    top: 0;
    background: rgba(0, 0, 0, 0.85);
    z-index: 0;
    display: none;
}

.aside-menu-backdrop {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
}

.aside-menu-pannel {
    position: absolute;
    right: 0;
    top: 0;
    min-height: 100%;
    background: #333;
    width: 100%;
    padding-top: 20px;
}

.aside-menu-pannel li {
    padding: 15px;
}

.aside-menu-pannel li a {
    color: #777;
}

@media screen and (max-width: 900px) {
    body {
        width: 100%;
    }
    .aside-menu {
        display: block;
    }
    .open-menu .page-wrap {
        transform: translate(-300px, 0);
        -webkit-transform: translate(-300px, 0);
        -moz-transform: translate(-300px, 0);
        -ms-transform: translate(-300px, 0);
        -o-transform: translate(-300px, 0);
    }
}

@media screen and (max-width: 320px) {
    .aside-menu {
        width: 250px;
    }
    .open-menu .page-wrap {
        transform: translate(-250px, 0);
        -webkit-transform: translate(-250px, 0);
        -moz-transform: translate(-250px, 0);
        -ms-transform: translate(-250px, 0);
        -o-transform: translate(-250px, 0);
    }
}

h1,
h2,
h3,
h4,
h5,
h6,
ul,
p {
    margin: 0;
}

a {
    color: #333333;
}

a:focus,
a:hover {
    text-decoration: none;
    color: #333333;
}

@font-face {
    font-family: 'iconfont';
    src: url('//at.alicdn.com/t/font_k7bw11vq2ledbo6r.eot');
    src: url('//at.alicdn.com/t/font_k7bw11vq2ledbo6r.eot?#iefix') format('embedded-opentype'), url('//at.alicdn.com/t/font_k7bw11vq2ledbo6r.woff') format('woff'), url('//at.alicdn.com/t/font_k7bw11vq2ledbo6r.ttf') format('truetype'), url('//at.alicdn.com/t/font_k7bw11vq2ledbo6r.svg#iconfont') format('svg');
    /* project id 223655 */
}

.iconfont {
    font-family: "iconfont" !important;
    font-size: 24px;
    font-style: normal;
    -webkit-font-smoothing: antialiased;
    -webkit-text-stroke-width: 0.2px;
    -moz-osx-font-smoothing: grayscale;
}

.f-12 {
    font-size: 12px;
}

.f-14 {
    font-size: 14px;
}

.f-16 {
    font-size: 16px;
}

.f-18 {
    font-size: 18px;
}

.m-t-5 {
    margin-top: 5px;
}

.m-t-8 {
    margin-top: 8px;
}

.m-t-10 {
    margin-top: 10px;
}

.m-t-15 {
    margin-top: 15px;
}

.m-t-20 {
    margin-top: 20px;
}

.m-t-25 {
    margin-top: 25px;
}

.m-t-30 {
    margin-top: 30px;
}

.m-t-35 {
    margin-top: 35px;
}

.m-t-40 {
    margin-top: 40px;
}

.m-l-5 {
    margin-left: 5px;
}

.m-l-8 {
    margin-left: 8px;
}

.m-l-10 {
    margin-left: 10px;
}

.m-l-15 {
    margin-left: 15px;
}

.m-l-20 {
    margin-left: 20px;
}

.m-l-25 {
    margin-left: 25px;
}

.m-l-30 {
    margin-left: 30px;
}

.m-l-35 {
    margin-left: 35px;
}

.m-l-40 {
    margin-left: 40px;
}

.self-btn {
    display: inline-block;
    border: none;
    padding: 0;
    border-radius: 0;
    width: 100px;
    line-height: 35px;
    text-align: center;
    color: white;
    background: #ffc722;
}

.color-64 {
    color: #646464;
}

.color-white {
    color: #ffffff;
}

.overflow {
    overflow: hidden;
}

.relative {
    position: relative;
}

.block {
    display: block;
}

.w-100 {
    width: 100%;
}

.h-100 {
    height: 100%;
}

.ellipsis {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.middle {
    top: 50%;
    transform: translate(0, -50%);
    -webkit-transform: translate(0, -50%);
    -moz-transform: translate(0, -50%);
    -ms-transform: translate(0, -50%);
    -o-transform: translate(0, -50%);
}

.container-wrap {
    min-width: 320px;
    overflow: hidden;
}

.page-w {
    width: 1200px;
    margin: auto;
}

@media screen and (max-width: 1199px) {
    .page-w {
        width: 100%;
        padding-left: 10px;
        padding-right: 10px;
    }
}

.module-block .module-title {
    font-size: 25px;
    padding: 20px 0 0 0;
}

.module-block .module-body {
    margin-top: 20px;
}


/****** 头部  start **********/

.fixed-header #site-navs {
    background: none !important;
}

.fixed-header #site-header {
    position: fixed;
    background-color: transparent;
}

.fixed-header #site-nav {
    float: right;
}

.fixed-header #site-nav li a {
    color: white;
}

#site-header {
    position: relative;
    width: 100%;
    left: 0;
    top: 0;
    transition: top 0.3s;
    -webkit-transition: top 0.3s;
    -moz-transition: top 0.3s;
    -ms-transition: top 0.3s;
    -o-transition: top 0.3s;
    z-index: 10;
    background-color: white;
}

#site-header.up-hide {
    top: -500px;
}

#site-header.up-hide #site-navs {
    opacity: 0;
}

#site-top {
    background: url(../images/nav-bc.png?v=1) no-repeat right center;
}

#site-top .page-w {
    height: 45px;
}

#site-top .site-top-login-line {
    width: 70%;
    float: right;
}

@media screen and (min-width: 1380px) {
    #site-top {
        background-size: calc((100% - 1200px) / 2 + 915px) 100%;
    }
}

#top-contact {
    float: left;
    height: 45px;
    line-height: 45px;
    color: white;
    font-size: 13px;
}

#top-contact .iconfont {
    font-size: 16px;
    color: white;
}

#top-contact .email {
    margin-left: 15px;
}

@media screen and (max-width: 760px) {
    #top-contact {
        display: none;
    }
}

#site-login {
    float: right;
    line-height: 45px;
}

#site-login li {
    float: left;
    position: relative;
    padding: 0 15px;
}

#site-login li:after {
    content: "";
    position: absolute;
    width: 1px;
    height: 14px;
    background: #bdbdbd;
    top: 50%;
    margin-top: -7px;
    right: 0;
}

#site-login li:last-of-type {
    padding-right: 0;
}

#site-login li:last-of-type:after {
    content: none;
}

#site-login .login-user .dropdown-popover nav {
    width: 200px;
    line-height: 24px;
    padding: 10px 0;
    text-align: center;
}

#site-login .login-user .dropdown-popover nav a {
    color: #686868;
}

#site-login .mobile-login-user {
    display: none;
}

@media screen and (max-width: 900px) {
    #site-login .mobile-login-user {
        display: block;
    }
    #site-login .pc-login-user {
        display: none;
    }
}

#site-login a {
    color: white;
}

#site-navs {
    padding: 25px 0;
    transition: all 0.5s;
    -webkit-transition: all 0.5s;
    -moz-transition: all 0.5s;
    -ms-transition: all 0.5s;
    -o-transition: all 0.5s;
}

#site-navs.scroll-active {
    /*background: white;*/
}

#site-navs.scroll-active #site-nav li a {
    color: #000000;
}

@media screen {
    #site-navs {
        padding: 10px;
    }
}

@media screen and (max-width: 900px) {
    #site-navs {
        background: #333;
    }
    #site-navs #site-nav {
        display: none;
    }
    #site-navs #mobile-menu {
        display: block;
    }
}

#site-logo {
    position: absolute;
    width: 210px;
    top: 0px;
    left: 45px;
}

#site-logo img {
    display: block;
    width: 100%;
}

@media screen and (max-width: 800px) {
    #site-logo {
        width: 30%;
        left: 15px;
    }
}

#site-nav {
    float: right;
}

#site-nav li {
    float: left;
    position: relative;
    padding: 0 20px;
}

#site-nav li a {
    display: block;
    line-height: 30px;
    font-size: 18px;
}

#site-nav li a:last-of-type {
    font-size: 16px;
}

#site-nav li:last-of-type {
    padding-right: 0;
}

#mobile-menu {
    float: right;
    color: white;
    display: none;
    width: 30px;
    height: 24px;
    position: relative;
}

#mobile-menu div {
    height: 2px;
    width: 100%;
    background: white;
    position: absolute;
    left: 0;
    top: 50%;
    transform: translate(0, -50%);
    -webkit-transform: translate(0, -50%);
    -moz-transform: translate(0, -50%);
    -ms-transform: translate(0, -50%);
    -o-transform: translate(0, -50%);
}

#mobile-menu div:before,
#mobile-menu div:after {
    content: "";
    position: absolute;
    width: 100%;
    height: 2px;
    background: white;
    transition: transform 0.5s;
    -webkit-transition: transform 0.5s;
    -moz-transition: transform 0.5s;
    -ms-transition: transform 0.5s;
    -o-transition: transform 0.5s;
}

#mobile-menu div:before {
    top: -10px;
}

#mobile-menu div:after {
    top: 10px;
}

#mobile-menu.active div {
    background-color: transparent;
}

#mobile-menu.active div:before {
    top: 0;
    transform: rotate(-45deg);
    -ms-transform: rotate(-45deg);
    -moz-transform: rotate(-45deg);
    -o-transform: rotate(-45deg);
    -webkit-transform: rotate(-45deg);
}

#mobile-menu.active div:after {
    top: 0;
    transform: rotate(45deg);
    -ms-transform: rotate(45deg);
    -moz-transform: rotate(45deg);
    -o-transform: rotate(45deg);
    -webkit-transform: rotate(45deg);
}


/****** 头部 end   **********/


/****** 首页轮播图 start ***********/

#index-focus {
    position: relative;
    overflow: hidden;
}

#index-focus .self-owl-controls {
    position: absolute;
    top: 50%;
    z-index: 3;
    padding-left: 60px;
    transition: transform 0.5s;
    -webkit-transition: transform 0.5s;
    -moz-transition: transform 0.5s;
    -ms-transition: transform 0.5s;
    -o-transition: transform 0.5s;
    transform: translate(0, -50%);
    -webkit-transform: translate(0, -50%);
    -moz-transform: translate(0, -50%);
    -ms-transform: translate(0, -50%);
    -o-transform: translate(0, -50%);
}

#index-focus .self-owl-controls.prev {
    left: -60px;
}

#index-focus .self-owl-controls.prev .control-pic {
    left: 0;
}

#index-focus .self-owl-controls.prev:hover {
    transform: translate(60px, -50%);
    -webkit-transform: translate(60px, -50%);
    -moz-transform: translate(60px, -50%);
    -ms-transform: translate(60px, -50%);
    -o-transform: translate(60px, -50%);
}

#index-focus .self-owl-controls.next {
    right: -60px;
    padding: 0 60px 0 0;
}

#index-focus .self-owl-controls.next .control-pic {
    right: 0;
}

#index-focus .self-owl-controls.next:hover {
    transform: translate(-60px, -50%);
    -webkit-transform: translate(-60px, -50%);
    -moz-transform: translate(-60px, -50%);
    -ms-transform: translate(-60px, -50%);
    -o-transform: translate(-60px, -50%);
}

#index-focus .self-owl-controls .control-icon {
    width: 25px;
    text-align: center;
    line-height: 17px;
    background-color: rgba(0, 0, 0, 0.56);
    color: white;
    padding: 10px 0px;
}

#index-focus .self-owl-controls .control-pic {
    position: absolute;
    top: 0;
    height: 100%;
    width: 60px;
    background: no-repeat center;
    background-size: cover;
}

#index-focus .self-owl-controls:hover .control-icon {
    background-color: #ffc722;
    color: #423100;
}

@media screen and (max-width: 900px) {
    #index-focus .self-owl-controls {
        display: none;
    }
}

#index-focus .index-focus-item {
    position: relative;
}

#index-focus .index-focus-item .index-focus-mark {
    width: 1200px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    -o-transform: translate(-50%, -50%);
}

#index-focus .index-focus-item .index-focus-mark .mark1 {
    color: white;
    font-size: 30px;
}

#index-focus .index-focus-item .index-focus-mark .mark2 {
    color: #ffc722;
    font-size: 45px;
}

#index-focus .index-focus-item .index-focus-mark .mark3 {
    color: white;
    margin-top: 25px;
    font-size: 16px;
    text-align: justify;
}

#index-focus .index-focus-item .index-focus-mark .mark4 {
    overflow: hidden;
    margin-top: 30px;
}

#index-focus .index-focus-item .index-focus-mark .mark4 a {
    float: left;
    width: 140px;
    background: #ffc722;
    line-height: 44px;
    text-align: center;
}

#index-focus .index-focus-item .index-focus-mark .mark4 a:last-of-type {
    background: none;
    border: 2px solid white;
    line-height: 40px;
    color: white;
    margin-left: 20px;
}

@media screen and (max-width: 1199px) {
    #index-focus .index-focus-item .index-focus-mark {
        width: 90%;
    }
}

@media screen and (min-device-width: 1030px) and (max-width: 1199px) {
    #index-focus .index-focus-item .index-focus-mark .mark1 {
        font-size: 25px;
    }
    #index-focus .index-focus-item .index-focus-mark .mark2 {
        color: #ffc722;
        font-size: 35px;
    }
    #index-focus .index-focus-item .index-focus-mark .mark3 {
        margin-top: 20px;
        font-size: 14px;
    }
    #index-focus .index-focus-item .index-focus-mark .mark4 {
        margin-top: 20px;
    }
    #index-focus .index-focus-item .index-focus-mark .mark4 a {
        width: 120px;
        line-height: 35px;
    }
    #index-focus .index-focus-item .index-focus-mark .mark4 a:last-of-type {
        line-height: 31px;
    }
}

@media screen and (max-width: 760px) {
    #index-focus .index-focus-item .index-focus-mark {
        width: 100%;
        padding-left: 10px;
        padding-right: 10px;
    }
}


/***** 首页轮播图 end ***************/


/***** 三块链接 start **************/

#small-link-3 {
    position: absolute;
    width: 1200px;
    left: 50%;
    transform: translate(-50%, 0);
    -webkit-transform: translate(-50%, 0);
    -moz-transform: translate(-50%, 0);
    -ms-transform: translate(-50%, 0);
    -o-transform: translate(-50%, 0);
    overflow: hidden;
}

#small-link-3 .small-link-items {
    width: 100%;
    overflow: hidden;
}

#small-link-3 .small-link-items > li {
    float: left;
    height: 114px;
    width: 33.333333333333%;
    background-color: rgba(0, 0, 0, 0.56);
    padding: 15px 15px 20px 15px;
}

@media (max-device-width: 760px) {
    #small-link-3 .small-link-items > li {
        clear: both;
        width: 100%;
        background: black;
        margin-top: 15px;
        height: auto;
    }
}

#small-link-3 .small-link-items > li:hover,
#small-link-3 .small-link-items > li.active {
    background: #ffc722;
}

#small-link-3 .small-link-items > li:hover img:first-of-type,
#small-link-3 .small-link-items > li.active img:first-of-type {
    display: none;
}

#small-link-3 .small-link-items > li:hover img:nth-of-type(2),
#small-link-3 .small-link-items > li.active img:nth-of-type(2) {
    display: block;
}

#small-link-3 .small-link-items > li:hover .title h4,
#small-link-3 .small-link-items > li.active .title h4 {
    color: #292929;
}

#small-link-3 .small-link-items > li:hover ul li,
#small-link-3 .small-link-items > li.active ul li {
    color: #9a9a9a;
}

#small-link-3 .small-link-items > li:hover ul li a,
#small-link-3 .small-link-items > li.active ul li a {
    color: #131313;
}

#small-link-3 .small-link-items .title {
    overflow: hidden;
}

#small-link-3 .small-link-items .title img {
    float: left;
    width: 15%;
}

#small-link-3 .small-link-items .title img:nth-of-type(2) {
    display: none;
}

#small-link-3 .small-link-items .title h4 {
    float: left;
    color: white;
    padding: 10px 0 0 15px;
}

#small-link-3 .small-link-items ul {
    display: table;
    margin-top: 10px;
    padding-left: 20px;
}

#small-link-3 .small-link-items ul li {
    display: table-cell;
    white-space: nowrap;
    color: white;
}

#small-link-3 .small-link-items ul li:last-of-type {
    width: 20px;
}

#small-link-3 .small-link-items ul a {
    color: #ffc722;
}

@media screen and (min-device-width: 1200px) and (max-height: 600px) {
    #small-link-3 {
        display: none;
    }
}

@media screen and (max-width: 1030px) {
    #small-link-3 {
        width: 90%;
    }
}

@media screen and (max-width: 760px) {
    #small-link-3 {
        width: 100%;
        padding-left: 10px;
        padding-right: 10px;
        position: static;
        transform: translate(0, 0);
        -webkit-transform: translate(0, 0);
        -moz-transform: translate(0, 0);
        -ms-transform: translate(0, 0);
        -o-transform: translate(0, 0);
    }
}


/***** 三块链接 end ********************/


/***** 老师模块 start *****************/

.teacher-item {
    width: 100%;
    padding: 0 10px;
}

@media screen and (max-width: 760px) {
    .teacher-item {
        padding: 0;
    }
}

.teacher-item .teacher-infos {
    text-align: center;
    padding: 20px 0;
}

.teacher-item .teacher-infos .teacher-name {
    font-size: 16px;
}

.teacher-item .teacher-infos .teacher-title {
    margin-top: 5px;
}

.teacher-item .teacher-data {
    margin-top: 15px;
    width: 100%;
    display: table;
}

.teacher-item .teacher-data > li {
    display: table-cell;
    vertical-align: middle;
    border-top: 1px solid #e5e5e5;
    text-align: center;
    padding: 15px 0px;
}

.teacher-item .teacher-data > li .iconfont {
    font-size: 15px;
    margin-right: 2px;
}

.teacher-item .teacher-data > li:first-of-type {
    border-right: 1px solid #e5e5e5;
}

.teacher-item .teacher-data > li:nth-last-child(2) {
    padding: 0 5px;
}

@media screen and (min-width: 760px) and (max-width: 1199px) {
    .teacher-item .teacher-data > li:nth-last-child(2) {
        display: none;
    }
}

.teacher-item .teacher-data > li:last-of-type {
    border-top: none;
    background-color: #ffc722;
    color: white;
    font-size: 20px;
    padding: 0px 8px;
}

.teacher-module {
    padding: 50px 0;
}

.teacher-module .module-title {
    position: relative;
}

.teacher-module .teacher-words {
    width: 60%;
    line-height: 22px;
    margin-top: 20px;
    font-size: 14px;
}

@media (max-device-width: 760px) {
    .teacher-module .teacher-words {
        display: none;
    }
}

.teacher-module .teacher-toggles {
    position: absolute;
    right: 25px;
    top: 50%;
    transform: translate(0, -50%);
    -webkit-transform: translate(0, -50%);
    -moz-transform: translate(0, -50%);
    -ms-transform: translate(0, -50%);
    -o-transform: translate(0, -50%);
    overflow: hidden;
}

.teacher-module .teacher-toggles .iconfont {
    float: left;
    width: 45px;
    height: 45px;
    line-height: 45px;
    text-align: center;
    color: white;
    background: #292929;
    font-size: 18px;
}

.teacher-module .teacher-toggles .iconfont.next {
    background: #ffc722;
}


/***** 老师模块 end ******************/


/***** 精品课程 start ***************/

#best-course-section {
    background: #e3e3e3 url(../images/best-course-bc.jpg) no-repeat center;
    background-size: cover;
    min-height: 350px;
}

#best-course-section .course-select {
    display: none !important;
    background-color: #4b4b4b;
}

#best-course-section .course-select .item {
    float: left;
    text-align: center;
    color: white;
    font-size: 12px;
    width: 100%;
    line-height: 30px;
}

#best-course-section .course-select .item.active {
    background-color: #3c3c3c;
}

#best-course-section .pc-course-select {
    width: 150px;
    position: absolute;
    z-index: 2;
    top: 0;
}

#best-course-section .pc-course-select li {
    background-color: #4b4b4b;
    line-height: 49px;
    text-align: center;
    color: white;
    cursor: pointer;
    font-size: 16px;
}

#best-course-section .pc-course-select li.active {
    background-color: #3c3c3c;
}

#best-course-section .pc-course-select .iconfont {
    color: #ffc722;
    font-size: 16px;
    margin-right: 5px;
}

@media screen and (max-width: 760px) {
    #best-course-section .pc-course-select {
        display: none;
    }
    #best-course-section .course-select {
        display: block !important;
    }
}

#best-course-section .course-items {
    padding-left: 170px;
}

#best-course-section .course-items .course-pic {
    width: 40%;
    float: left;
}

#best-course-section .course-items .course-detail {
    width: 60%;
    padding-left: 30px;
    float: left;
}

#best-course-section .course-items .course-detail .course-name {
    font-size: 25px;
}

#best-course-section .course-items .course-detail .course-teacher {
    line-height: 30px;
    font-size: 16px;
    margin-top: 10px;
}

#best-course-section .course-items .course-detail .course-teacher span {
    margin-left: 10px;
}

#best-course-section .course-items .course-detail p {
    line-height: 19px;
    margin-top: 15px;
}

#best-course-section .course-items .course-datas {
    margin-top: 20px;
}

#best-course-section .course-items .course-datas li {
    float: left;
    font-size: 12px;
    text-align: center;
    margin-left: 20px;
}

#best-course-section .course-items .course-datas li:first-of-type {
    margin-left: 0;
}

#best-course-section .course-items .course-datas .iconfont {
    font-size: 16px;
    color: #ffc722;
}

@media screen and (max-width: 1020px) {
    #best-course-section .course-items .course-detail .course-name {
        font-size: 18px;
    }
    #best-course-section .course-items .course-detail .course-teacher {
        font-size: 14px;
        margin-top: 5px;
    }
    #best-course-section .course-items .course-detail p {
        display: none;
    }
    #best-course-section .course-items .course-datas {
        margin-top: 5px;
    }
    #best-course-section .course-items .course-datas li {
        float: none;
        margin-left: 0;
        overflow: hidden;
        line-height: 20px;
        margin-top: 8px;
    }
    #best-course-section .course-items .course-datas li i,
    #best-course-section .course-items .course-datas li div {
        float: left;
    }
    #best-course-section .course-items .course-datas li:first-of-type {
        margin-top: 0;
    }
}

@media screen and (max-width: 760px) {
    #best-course-section .course-items {
        padding-left: 0;
    }
    #best-course-section .course-items .course-pic {
        width: 100%;
        float: none;
    }
    #best-course-section .course-items .course-detail {
        float: none;
        width: 100%;
        padding-left: 0;
        margin-top: 10px;
        text-align: center;
    }
    #best-course-section .course-items .course-detail .course-datas {
        display: none;
    }
}


/***** 精品课程 end *****************/


/***** 精品活动 start **************/

#best-activity .best-activity-main {
    width: 40%;
    float: left;
    position: relative;
}

#best-activity .best-activity-main .act-infos {
    margin-top: 10px;
}

#best-activity .best-activity-main .act-infos h5 {
    font-size: 18px;
}

#best-activity .best-activity-main .act-infos div {
    margin-top: 5px;
}

#best-activity .best-activity-others {
    width: 60%;
    padding-left: 30px;
    overflow: hidden;
}

#best-activity .best-activity-others .best-activity-other {
    float: left;
    width: 33.33333333333%;
    position: relative;
    padding-left: 20px;
    margin-top: 15px;
}

#best-activity .best-activity-others .best-activity-other:nth-of-type(1),
#best-activity .best-activity-others .best-activity-other:nth-of-type(2),
#best-activity .best-activity-others .best-activity-other:nth-of-type(3) {
    margin-top: 0;
}

#best-activity .best-activity-others .best-activity-other .act-infos {
    margin-top: 7px;
}

#best-activity .best-activity-others .best-activity-other .act-infos div {
    font-size: 12px;
}

@media screen and (max-width: 1199px) {
    #best-activity .best-activity-others {
        padding-left: 10px;
    }
    #best-activity .best-activity-others .best-activity-other {
        padding-left: 15px;
    }
}

@media screen and (max-width: 800px) {
    #best-activity .best-activity-main {
        float: none;
        width: 100%;
    }
    #best-activity .best-activity-others {
        float: none;
        width: 100%;
        padding-left: 0;
        margin-top: 15px;
    }
    #best-activity .best-activity-others .best-activity-other {
        width: 32%;
        padding-left: 0;
        margin-left: 2%;
    }
    #best-activity .best-activity-others .best-activity-other:nth-of-type(3n+1) {
        margin-left: 0;
    }
}

@media screen and (max-width: 760px) {
    #best-activity .best-activity-other {
        width: 50%;
        margin: 0;
    }
    #best-activity .best-activity-other:nth-of-type(odd) {
        padding-right: 7.5px;
    }
    #best-activity .best-activity-other:nth-of-type(even) {
        padding-left: 7.5px;
    }
}


/***** 精品活动 end *****************/


/***** 联系 start *****************/

#contact-items {
    overflow: hidden;
    padding: 20px 0;
    color: white;
    font-size: 0;
}

@media (max-width: 768px) {
    #contact-items {
        padding-left: 15px;
        padding-right: 15px;
    }
}

#contact-items .contact-item {
    font-size: 14px;
    vertical-align: top;
    display: inline-block;
    margin-left: 51px;
}

#contact-items .contact-item .dt {
    display: inline-block;
    padding-bottom: 10px;
    margin-bottom: 15px;
    font-size: 20px;
    font-weight: normal;
    border-bottom: 2px solid #ffc722;
}

#contact-items .contact-item:nth-of-type(1) {
    width: 260px;
    margin-left: 0;
}

#contact-items .contact-item:nth-of-type(2) {
    width: 200px;
}

#contact-items .contact-item:nth-of-type(3) {
    width: 260px;
}

#contact-items .contact-item:nth-of-type(4) {
    width: 325px;
}

@media screen and (min-width: 980px) and (max-width: 1024px) {
    #contact-items .contact-item {
        margin-left: 20px;
    }
    #contact-items .contact-item:nth-of-type(1) {
        width: 240px;
        padding-left: 15px;
    }
    #contact-items .contact-item:nth-of-type(2) {
        width: 100px;
    }
    #contact-items .contact-item:nth-of-type(4) {
        width: 260px;
    }
}

@media screen and (max-width: 769px) {
    #contact-items .contact-item {
        width: 50% !important;
        margin-left: 0 !important;
    }
    #contact-items .contact-item:nth-of-type(even) {
        padding-left: 50px;
    }
    #contact-items .contact-item:nth-of-type(3),
    #contact-items .contact-item:nth-of-type(4) {
        margin-top: 15px;
    }
}

@media screen and (max-width: 760px) {
    #contact-items .contact-item {
        width: 100% !important;
        margin: 15px 0 0 0 !important;
        padding: 0 0 15px 0 !important;
        border-bottom: 1px solid rgba(255, 255, 255, 0.65);
    }
    #contact-items .contact-item .weibos .weibo-item {
        width: 25%;
    }
    #contact-items .contact-item:last-of-type {
        border-bottom: none;
    }
}

#contact-items .contact-type-text {
    margin-top: 20px;
}

#contact-items .email-tel {
    margin-top: 20px;
}

#contact-items .email-tel li {
    line-height: 24px;
    position: relative;
    padding-left: 34px;
}

#contact-items .email-tel li:last-of-type {
    margin-top: 10px;
}

#contact-items .email-tel li .iconfont {
    position: absolute;
    left: 0;
}

#contact-items .support-files dd {
    margin-top: 15px;
}

#contact-items .support-files dd:first-of-type {
    margin-top: 0px;
}

#contact-items .weibos .weibo-item {
    float: left;
    width: 80px;
    padding: 0 10px 10px 0;
}

#contact-items .weibos .weibo-item img {
    display: block;
    width: 100%;
}

#contact-items .order-read form {
    margin-top: 15px;
    padding-right: 40px;
    position: relative;
}

#contact-items .order-read form input,
#contact-items .order-read form button {
    border: none;
    border-radius: 0;
    height: 40px;
    padding: 0;
}

#contact-items .order-read form input {
    width: 100%;
    background: white;
    color: black;
    padding-left: 10px;
}

#contact-items .order-read form button {
    width: 40px;
    background: #ffc722;
    color: white;
    position: absolute;
    right: 0;
    top: 0;
}


/***** 联系 end ******************/


/***** 内页部分 start ****************/

.inner-map {
    padding-left: 20px;
    background: #ffc722;
    color: #292929;
    line-height: 60px;
    font-size: 16px;
}

.inner-map a {
    color: #292929;
}

.inner-map span {
    margin: 0 5px;
}

.inner-body {
    overflow: hidden;
}

.inner-body .inner-left {
    float: left;
    width: 77%;
    padding-right: 20px;
}

.inner-body .inner-left .inner-theme {
    text-align: center;
    font-size: 36px;
}

.inner-body .inner-left .inner-desc {
    line-height: 22px;
    margin-top: 20px;
    padding: 0 35px 0 15px;
}

.inner-body .inner-left .inner-item {
    overflow: hidden;
    position: relative;
    margin-top: 30px;
    padding-right: 170px;
}

@media screen and (max-width: 1000px) {
    .inner-body .inner-left .inner-item {
        padding-right: 20px;
    }
}

.inner-body .inner-left .inner-item .date-icon {
    position: absolute;
    width: 50px;
    height: 50px;
    color: white;
    background: #ffc722;
    font-size: 18px;
}

.inner-body .inner-left .inner-item .date-icon > div {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    -o-transform: translate(-50%, -50%);
    line-height: 16px;
}

.inner-body .inner-left .inner-item .date-icon span {
    font-size: 12px;
}

@media screen and (max-width: 760px) {
    .inner-body .inner-left .inner-item .date-icon {
        font-size: 16px;
        width: 40px;
        height: 40px;
        line-height: 14px;
    }
}

.inner-body .inner-left .inner-item img {
    display: block;
    width: 35%;
    float: left;
}

.inner-body .inner-left .inner-item .text {
    position: relative;
    right: auto !important;
    width: auto !important;
    margin-left: 35%;
    /*max-height: 100%;
  width: 65%;
  right: 0;
  top: 50%;
  transform: translate(0, -50%);
  -webkit-transform: translate(0, -50%);
  -moz-transform: translate(0, -50%);
  -ms-transform: translate(0, -50%);
  -o-transform: translate(0, -50%);*/
    padding: 0 20px;
}

.inner-body .inner-left .inner-item .text .theacher-name {
    font-size: 18px;
}

.inner-body .inner-left .inner-item .text .theacher-title {
    color: #a7a7a7;
    font-size: 12px;
    margin-top: 10px;
}

.inner-body .inner-left .inner-item .text .theacher-desc {
    color: #686868;
    font-size: 14px;
    margin-top: 15px;
    line-height: 23px;
    text-align: justify;
}

@media screen and (max-width: 800px) {
    .inner-body .inner-left .inner-item .text .theacher-desc {
        font-size: 12px;
        line-height: 19px;
        display: none;
    }
}

.inner-body .inner-left .inner-item .data-items {
    position: absolute;
    right: 0;
    top: 0;
    width: 150px;
    height: 100%;
}

.inner-body .inner-left .inner-item .data-items .data-item {
    position: absolute;
    width: 100%;
}

.inner-body .inner-left .inner-item .data-items .data-item .data-text {
    position: absolute;
    left: 55px;
    top: 50%;
    transform: translate(0, -50%);
    -webkit-transform: translate(0, -50%);
    -moz-transform: translate(0, -50%);
    -ms-transform: translate(0, -50%);
    -o-transform: translate(0, -50%);
    font-size: 12px;
    line-height: 20px;
}

.inner-body .inner-left .inner-item .data-items .data-item.data-location {
    top: 0;
}

.inner-body .inner-left .inner-item .data-items .data-item.data-time {
    top: 50%;
    transform: translate(0, -50%);
    -webkit-transform: translate(0, -50%);
    -moz-transform: translate(0, -50%);
    -ms-transform: translate(0, -50%);
    -o-transform: translate(0, -50%);
}

.inner-body .inner-left .inner-item .data-items .data-item.data-persons {
    bottom: 0;
}

.user-center-class {
    position: relative;
}

.usercont-btn {
    position: absolute;
    right: 0;
    top: 0;
}

.user-class-msg {
    width: 100%;
    margin-top: 10px;
}

.user-class-msg span {
    display: inline-block;
    color: #686868;
    padding-right: 20px;
}

@media screen and (max-width: 1000px) {
    .inner-body .inner-left .inner-item .data-items {
        width: 100%;
        overflow: hidden;
        position: static;
        margin-top: 10px;
    }
    .inner-body .inner-left .inner-item .data-items .data-item {
        position: static;
        float: left;
        margin-left: 15px;
        top: 0;
        width: auto;
        transform: translate(0, 0) !important;
        -webkit-transform: translate(0, 0) !important;
        -moz-transform: translate(0, 0) !important;
        -ms-transform: translate(0, 0) !important;
        -o-transform: translate(0, 0) !important;
    }
    .inner-body .inner-left .inner-item .data-items .data-item:first-of-type {
        margin-left: 10px;
    }
    .inner-body .inner-left .inner-item .data-items .data-item .iconfont {
        float: left;
    }
    .inner-body .inner-left .inner-item .data-items .data-item .data-text {
        position: static;
        margin-left: 5px;
        float: left;
        transform: translate(0, 0);
        -webkit-transform: translate(0, 0);
        -moz-transform: translate(0, 0);
        -ms-transform: translate(0, 0);
        -o-transform: translate(0, 0);
    }
}

.inner-body .inner-left .inner-item .data-items .iconfont {
    width: 40px;
    height: 40px;
    border: 1px solid #ffc722;
    color: #ffc722;
    line-height: 38px;
    text-align: center;
    font-size: 18px;
}

.inner-body .inner-right {
    float: left;
    width: 23%;
}

.inner-body .inner-right .text-image {
    padding: 0 10px;
    margin-top: 78px;
}

.inner-body .inner-right .text-image .item {
    display: block;
    position: relative;
    margin-top: 20px;
}

.inner-body .inner-right .text-image .item:first-of-type {
    margin-top: 0;
}

.inner-body .inner-right .text-image img {
    display: block;
    width: 40%;
}

.inner-body .inner-right .text-image .text {
    position: absolute;
    height: 100%;
    width: 60%;
    left: 40%;
    top: 0;
    padding-left: 15px;
}

.inner-body .inner-right .text-image .text h5 {
    text-align: justify;
    display: -webkit-box;
    overflow: hidden;
    white-space: normal !important;
    text-overflow: ellipsis;
    word-wrap: break-word;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.inner-body .inner-right .text-image .text span {
    position: absolute;
    bottom: 0;
    color: #f05135;
}

.inner-body .inner-right .text-image .text span.free {
    color: #00a228;
}

.inner-body .rank-toggle {
    overflow: hidden;
}

.inner-body .rank-toggle li {
    width: 50%;
    float: left;
    line-height: 40px;
    text-align: center;
    color: white;
    background: #ffc722;
    font-size: 18px;
}

.inner-body .rank-toggle li.active {
    background: #292929;
}

@media screen and (max-width: 800px) {
    .inner-body .rank-toggle li {
        font-size: 16px;
    }
}

.inner-body .news-list a {
    overflow: hidden;
    display: block;
    position: relative;
    line-height: 45px;
    border-bottom: 1px solid #e3e3e3;
}

.inner-body .news-list a span:nth-of-type(1),
.inner-body .news-list a span:nth-of-type(3) {
    position: absolute;
    top: 50%;
    transform: translate(0, -50%);
    -webkit-transform: translate(0, -50%);
    -moz-transform: translate(0, -50%);
    -ms-transform: translate(0, -50%);
    -o-transform: translate(0, -50%);
}

.inner-body .news-list a span:nth-of-type(1) {
    color: #ffc722;
    left: 0;
}

.inner-body .news-list a span:nth-of-type(2) {
    display: block;
    padding: 0 50px 0 25px;
}

.inner-body .news-list a span:nth-of-type(3) {
    right: 0;
}

@media screen and (max-width: 760px) {
    .inner-body .inner-right {
        display: none;
    }
    .inner-body .inner-left {
        float: none;
        width: 100%;
        padding-right: 0px;
    }
    .inner-body .inner-left .inner-item {
        padding-right: 0 !important;
    }
    .inner-body .inner-left .inner-item .text {
        padding: 0 10px 0 10px;
    }
    .inner-body .inner-left .inner-item .theacher-desc {
        display: none;
    }
    .inner-body .inner-left .inner-item .data-items .data-item {
        margin-left: 10px;
    }
    .inner-body .inner-left .inner-item .data-items .data-item .iconfont {
        font-size: 14px;
        width: 30px;
        height: 30px;
        line-height: 28px;
        position: relative;
        top: 6px;
    }
    .inner-body .inner-left .inner-item .data-items .data-item .data-text {
        font-size: 12px;
    }
}

.inner-filter-nav {
    display: table;
    margin-top: 30px;
    width: 83%;
    border-bottom: 1px solid #e3e3e3;
}

.inner-filter-nav li {
    display: table-cell;
    text-align: center;
    line-height: 50px;
}

.inner-filter-nav li.active {
    background-color: #ffc722;
}

.inner-filter-nav li.active a {
    color: white;
   
}

@media screen and (max-width: 760px) {
    .inner-filter-nav {
        width: 100%;
    }
    .inner-filter-nav li {
        line-height: 35px;
        font-size: 13px;
    }
}


/***** 内页部分 end *****************/


/***** 课后聊 start ****************/

.discuss-block .image-text {
    border-right: 1px solid #bebebe;
}

.discuss-items {
    margin-top: 15px;
    width: 500px;
}

.discuss-items .user-pic {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: red;
    float: left;
}

.discuss-items .discuss-body {
    margin-left: 75px;
}

.discuss-items .user-nickname {
    font-size: 16px;
}

.discuss-items .discuss-content {
    text-align: justify;
    line-height: 20px;
    margin-top: 10px;
}

.discuss-items .discuss-time {
    font-size: 12px;
    color: #686868;
}


/***** 课后聊 end *****************/


/***** 个人中心 start ***************/

.user-center #mobile-area {
    display: none;
    margin-top: 30px;
}

.user-center .user-header {
    float: left;
    width: 220px;
    height: 220px;
    background: white;
    border: 20px solid #d0d0d0;
}

.user-center .user-header > div {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: #d0d0d0 no-repeat center;
    background-size: cover;
}

.user-center .user-mobile-name {
    float: left;
    padding: 10px 0 0 15px;
    font-size: 16px;
    display: none;
}

.user-center .user-intro {
    margin-left: 245px;
}

.user-center .user-intro h4 {
    font-size: 25px;
}

.user-center .user-intro p {
    margin-top: 20px;
    line-height: 22px;
    text-align: justify;
}

.user-center .user-intro form {
    margin-top: 15px;
}

.user-center .user-intro textarea {
    width: 100%;
    height: 100px;
    resize: none;
    padding: 10px;
}

.user-center .user-other {
    position: absolute;
    top: 0;
    right: 0;
}

.user-center .user-other .user-balance {
    position: absolute;
    left: 0px;
    bottom: 10px;
    font-weight: bold;
    font-size: 16px;
    line-height: 25px;
}

.user-center .user-other .btns a {
    float: left;
    width: 50px;
    line-height: 30px;
    border: 1px solid #949494;
    text-align: center;
    margin-left: 10px;
}

.user-center .user-other .btns a:first-of-type {
    margin-left: 0px;
}

.user-center .user-other .do-buys {
    /*margin-top: 35px;*/
}

.user-center .user-other .do-buys a {
    float: left;
}

.user-center .user-other .do-buys a:last-of-type {
    margin-left: 10px;
}

.user-center .user-harvest header {
    background: #ffc722;
    line-height: 40px;
    color: white;
    overflow: hidden;
}

.user-center .user-harvest header .iconfont {
    float: left;
    width: 52px;
    border-right: 2px solid white;
    text-align: center;
    color: white;
    background: #292929;
}

.user-center .user-harvest header div {
    font-size: 16px;
    margin-left: 20px;
}

.user-center .user-harvest section {
    margin-top: 20px;
}

.user-center .user-harvest .user-achieve {
    text-align: center;
    width: 150px;
    margin: auto;
    position: relative;
}

.user-center .user-harvest .user-achieve .iconfont {
    position: absolute;
    z-index: 2;
    top: 30px;
    transform: translate(0, -50%);
    -webkit-transform: translate(0, -50%);
    -moz-transform: translate(0, -50%);
    -ms-transform: translate(0, -50%);
    -o-transform: translate(0, -50%);
}

.user-center .user-harvest .user-achieve .iconfont.prev {
    left: 0;
}

.user-center .user-harvest .user-achieve .iconfont.next {
    right: 0;
}

.user-center .user-harvest .user-achieve img {
    display: block;
    margin: auto;
    width: 60px;
    height: 60px;
}

.user-center .user-harvest .user-achieve p {
    margin-top: 20px;
    font-size: 12px;
}

.user-center .user-harvest .user-certificate li {
    margin-top: 20px;
    padding-left: 20px;
}

.user-center .user-harvest .user-certificate li span {
    color: #ffc722;
    margin-right: 10px;
}

@media screen and (max-width: 1199px) {
    .user-center .user-header {
        width: 180px;
        height: 180px;
    }
    .user-center .user-intro {
        margin-left: 20px;
    }
    .my-info .user-intro {
        margin-left: 210px
    }
}

@media screen and (max-width: 800px) {
    .user-center .user-header {
        border-width: 10px;
        width: 150px;
        height: 150px;
    }
    .user-center .user-intro {
        float: none;
        padding-top: 25px;
        margin-left: 180px;
    }
    .user-center.my-center .user-intro {
        padding-top: 0;
    }
    .user-center.my-center .user-intro textarea {
        height: 58px;
    }
    .user-center .user-other {
        float: none;
        clear: both;
        /*padding-top: 25px;*/
    }
}

@media screen and (max-width: 760px) {
    .user-center.my-center .user-mobile-name {
        display: block;
    }
    .user-center.my-center .user-intro {
        clear: both;
        margin-left: 0;
        padding-top: 15px;
        width: 100% !important;
    }
    .user-center.my-center .user-intro h4 {
        display: none;
    }
    .user-center.my-center .user-intro form {
        margin-top: 0;
    }
    .user-center.my-center .user-intro textarea {
        height: 100px;
    }
    .user-center #mobile-area {
        display: block;
    }
    .user-center #mobile-area .user-harvest .user-achieve {
        width: 100%;
    }
}

@media screen and (max-width: 500px) {
    .user-center .user-header {
        border: none;
        width: 80px;
        height: 80px;
    }
    .user-center .user-intro {
        margin-left: 90px;
        padding-top: 0px;
    }
    .user-center .user-intro h4 {
        font-size: 16px;
    }
    .user-center .user-intro p {
        margin-top: 10px;
        font-size: 12px;
        line-height: 17px;
    }
    .user-center .user-other {
        padding: 20px 0 0 0;
    }
    .user-center .user-other .do-buys {}
    .user-center .user-other .user-balance {
        left: 280px;
        bottom: auto;
        top: 20px;
    }
    .do-buys a {
        width: 60px;
    }
}

@media screen and (max-width: 350px) {
    .user-center .user-other .user-balance {
        left: auto;
        right: 0;
    }
}

.user-center.my-center .user-intro {
    /*width: 260px;*/
}


/***** 个人中心 end ***************/


/***** 关于我们 start ************/

.about-section-title {
    font-size: 25px;
}

.about-section-title span {
    color: #ffc722;
    margin-left: 15px;
}

.about-section1 {
    margin-top: 50px;
}

.about-section1 .section-left {
    width: 65%;
    padding-right: 20px;
}

.about-section1 .section-right {
    position: absolute;
    width: 35%;
    padding-left: 20px;
    top: 0;
    right: 0;
    height: 100%;
}

.about-section1 .section-right img {
    display: block;
    width: 100%;
    position: relative;
    top: 50%;
    transform: translate(0, -50%);
    -webkit-transform: translate(0, -50%);
    -moz-transform: translate(0, -50%);
    -ms-transform: translate(0, -50%);
    -o-transform: translate(0, -50%);
}

.about-section1 .about-section1-intro {
    line-height: 22px;
    margin-top: 15px;
}

.about-section1 .about-do-things .about-do-thing {
    float: left;
    width: 50%;
    padding-top: 30px;
}

.about-section1 .about-do-things .about-do-thing:nth-of-type(odd) {
    padding-right: 25px;
}

.about-section1 .about-do-things .about-do-thing:nth-of-type(even) {
    padding-left: 25px;
}

.about-section1 .about-do-things h5 {
    font-size: 20px;
    margin-top: 10px;
}

.about-section1 .about-do-things p {
    text-align: justify;
    margin-top: 10px;
    line-height: 22px;
}

.about-section1 .about-do-things .icon {
    width: 50px;
    height: 60px;
    background: url(../images/sprite.png) no-repeat;
}

.about-section1 .about-do-things .icon.icon1 {
    background-position: 0px 13px;
}

.about-section1 .about-do-things .icon.icon2 {
    background-position: -65px 13px;
}

.about-section1 .about-do-things .icon.icon3 {
    background-position: -130px 7px;
}

.about-section1 .about-do-things .icon.icon4 {
    background-position: -187px 8px;
}

@media screen and (max-width: 800px) {
    .about-section1 {
        margin-top: 20px;
    }
    .about-section1 .section-right {
        margin-top: 15px;
        position: static;
        width: 100%;
        padding: 0;
    }
    .about-section1 .section-right img {
        transform: translate(0, 0);
        -webkit-transform: translate(0, 0);
        -moz-transform: translate(0, 0);
        -ms-transform: translate(0, 0);
        -o-transform: translate(0, 0);
    }
    .about-section1 .section-left {
        float: none;
        width: 100%;
    }
}

@media screen and (max-width: 760px) {
    .about-section1 .about-do-things .about-do-thing {
        float: none;
        width: 100%;
        padding: 0 !important;
        margin-top: 15px;
    }
    .about-section1 .about-do-things .icon {
        float: left;
    }
    .about-section1 .about-do-things h5 {
        line-height: 60px;
        float: left;
        margin-top: 0;
        margin-left: 15px;
    }
}

.about-section2 {
    background: url(../images/section2-bc.png);
    padding-bottom: 50px;
    margin-top: 50px;
}

.about-section2 .about-section2-top {
    background: rgba(0, 0, 0, 0.85);
    color: white;
    padding: 30px 0;
}

.about-section2 .about-section2-top .join-us {
    float: left;
    color: white;
    border: 1px solid white;
    padding: 8px 30px;
    margin-left: 30px;
    position: relative;
    top: 19px;
}

@media screen and (max-width: 970px) {
    .about-section2 .about-section2-top .join-us {
        top: 0;
        margin-left: 0;
        margin-top: 10px;
    }
}

.about-section2 .about-section2-2 {
    background: white;
    margin-top: 50px;
}

@media screen and (max-width: 760px) {
    .about-section2 .about-section2-2 {
        margin-top: 0;
    }
}

.about-section2 .about-section2-body {
    width: 810px;
    margin: auto;
    padding: 30px 0px;
}

.about-section2 .about-section2-body .about-section2-intro {
    line-height: 24px;
    margin-top: 40px;
    color: #686868;
}

.about-section2 .about-section2-body .us-ld {
    margin-top: 30px;
}

.about-section2 .about-section2-body .us-ld h5 {
    font-size: 18px;
}

.about-section2 .about-section2-body .us-ld ul {
    margin-top: 20px;
}

.about-section2 .about-section2-body .us-ld ul li {
    float: left;
    margin-left: 10px;
    position: relative;
    padding-left: 20px;
    font-size: 16px;
}

.about-section2 .about-section2-body .us-ld ul li:before {
    font-family: "iconfont";
    content: "\e645";
    font-size: 17px;
    position: absolute;
    left: 0;
    top: 50%;
    transform: translate(0, -50%);
    -webkit-transform: translate(0, -50%);
    -moz-transform: translate(0, -50%);
    -ms-transform: translate(0, -50%);
    -o-transform: translate(0, -50%);
    color: #ffc722;
}

.about-section2 .about-section2-body .us-ld ul li:first-of-type {
    margin-left: 0;
}

@media screen and (max-width: 850px) {
    .about-section2 .about-section2-body {
        width: 100%;
    }
}

@media screen and (max-width: 760px) {
    .about-section2 .about-section2-body {
        margin-top: 0;
    }
    .about-section2 .about-section2-body .us-ld ul li {
        float: none;
        margin-left: 0;
        margin-top: 15px;
    }
    .about-section2 .about-section2-body .us-ld ul li:first-of-type {
        margin-top: 0;
    }
}


/***** 关于我们 end ************/

.self-pagination {
    /*overflow: hidden;*/
    margin-top: 30px;
}

.self-pagination li {
    float: left;
    line-height: 35px;
    padding: 0 15px;
    border: 1px solid #818b96;
    margin-left: 15px;
}

.self-pagination li:first-of-type {
    margin-left: 0;
    font-size: 14px;
}

.self-pagination li.current {
    border-color: #ffc722;
}

.self-pagination li.current a {
    color: #ffc722;
}


/***** 老师内页 start ************/

.home-area {
    overflow: hidden;
}

.home-area .home-left,
.home-area .home-right {
    height: 420px;
}

.home-area .home-left {
    background: #d0d0d0;
    padding: 10px 20px;
    width: 30%;
    float: left;
}

.home-area .home-left img {
    display: block;
    width: 100%;
}

.home-area .home-right {
    float: right;
    width: 70%;
    padding-left: 30px;
}

.home-area .home-right .home-right-wrap {
    height: 100%;
    background: #f5f5f5;
    position: relative;
}

.home-area .home-right aside {
    position: absolute;
    left: 0;
    top: 0;
    border: 1px solid #e0e0e0;
    border-width: 0 1px 1px 0;
    padding: 15px;
}

.home-area .home-right aside header {
    border-bottom: 1px solid #e0e0e0;
    padding: 0 0 10px 10px;
}

.home-area .home-right footer {
    position: absolute;
    bottom: 20px;
    right: 20px;
}

.home-area .home-right footer button {
    background: #ffc722;
    color: white;
    border: none;
    border-radius: 0;
    padding: 0 25px;
    height: 35px;
}

@media screen and (max-width: 1000px) {
    .home-area .home-left {
        background: none;
        padding: 0px 0px;
    }
}

@media screen and (max-width: 760px) {
    .home-area .home-left {
        float: none;
        width: 80%;
        margin: auto;
        height: auto;
    }
    .home-area .home-right {
        float: none;
        width: 100%;
        height: auto;
        padding-left: 0;
    }
    .home-area .home-right aside {
        position: static;
        width: 100%;
        border: none;
    }
    .home-area .home-right footer {
        position: static;
        margin-top: 10px;
    }
    .home-area .teacher-about-course {
        display: none;
    }
}

.teacher-home-titles {
    line-height: 25px;
}

.course-home-datas li {
    border-top: 1px solid #DDDDDD;
    margin-top: 10px;
    padding: 10px 50px 10px 0;
}

.course-home-datas li:first-of-type {
    border-top: none;
}

.teacher-about-course {
    margin-top: 20px;
    overflow: hidden;
    padding: 20px 10px 0 10px;
    background: #f5f5f5;
}

.teacher-about-course li {
    float: left;
    width: 50%;
    overflow: hidden;
    margin-bottom: 20px;
}

.teacher-about-course li .pic {
    float: left;
    width: 25%;
}

.teacher-about-course li .text {
    margin-left: 25%;
    padding: 10px 0 0 10px;
}

.teacher-about-course li .text h5 {
    font-size: 20px;
}

.teacher-about-course li .text p {
    line-height: 20px;
    margin-top: 10px;
}

.teacher-about-course li:nth-of-type(odd) {
    padding-right: 10px;
}

.teacher-about-course li:nth-of-type(even) {
    padding-left: 10px;
}

@media screen and (max-width: 1000px) {
    .teacher-about-course li .text h5 {
        font-size: 16px;
    }
    .teacher-about-course li .text p {
        font-size: 12px;
        margin-top: 5px;
    }
}

@media screen and (max-width: 760px) {
    .teacher-about-course li {
        float: none;
        width: 100%;
        padding: 0 !important;
    }
}


/***** 老师内页 end *************/

.reply-primary-item {
    position: relative;
    margin-top: 20px;
    border-top: 1px solid #646464;
    padding-top: 20px;
}

.reply-primary-item .primary-user-header {
    position: absolute;
    left: 0;
    top: 20px;
    width: 40px;
    height: 40px;
    background: url(../images/reply-default-header.png) no-repeat center;
    background-size: cover;
}

.reply-primary-item .reply-primary-body {
    width: 500px;
    padding-left: 60px;
}

.reply-primary-item .reply-primary-body .primary-user-name {
    font-size: 16px;
}

.reply-primary-item .reply-primary-body .primary-reply-content {
    font-size: 14px;
    margin-top: 5px;
    line-height: 19px;
}

.reply-primary-item .reply-primary-body .primary-reply-extra {
    font-size: 11px;
    color: #646464;
    margin-top: 5px;
}

.reply-primary-item .reply-primary-body .reply-sub {
    position: relative;
}

.reply-primary-item .reply-primary-body .reply-sub .reply-header {
    position: absolute;
    left: 0;
    top: 0;
    width: 20px;
    height: 20px;
    background: url(../images/reply-default-header.png) no-repeat center;
    background-size: cover;
}

.reply-primary-item .reply-primary-body .reply-sub .reply-body {
    margin-left: 30px;
}

.reply-primary-item .reply-primary-body .reply-sub .reply-content {
    font-size: 11px;
}

@media screen and (max-width: 760px) {
    .reply-primary-item .reply-primary-body {
        width: 100%;
    }
}


/******* 课程内页  ************/

.course-inner {
    padding-right: 50px;
}

.course-inner .inner-section {
    border: 1px solid #e3e3e3;
    padding: 20px 20px;
}

.course-inner .teacher-introl .teacher-pic {
    float: left;
    width: 90px;
}

.course-inner .teacher-introl .teacher-desc {
    margin-left: 115px;
}

@media screen and (max-width: 760px) {
    .course-inner {
        padding-right: 0;
    }
}

.lx-section1 {
    padding: 50px 0;
}

.lx-section1 li {
    float: left;
    width: 33.333333333333333333%;
    padding: 0 15px;
}

.lx-section1 li img {
    display: block;
    width: 100%;
}

.lx-form-container {
    padding: 50px 0;
}

.lx-form {
    width: 800px;
    margin: auto;
    margin-top: 50px;
}

.lx-form .line-form {
    overflow: hidden;
}

.lx-form .line-form .form-ctrl {
    float: left;
    width: 50%;
}

.lx-form .line-form .form-ctrl:nth-of-type(odd) {
    padding-right: 20px;
}

.lx-form .line-form .form-ctrl:nth-of-type(even) {
    padding-left: 20px;
}

.lx-form .line-form .form-ctrl input {
    height: 40px;
}

.lx-form .line-form button {
    height: 40px;
    width: 200px;
    color: white;
    border: none;
    background: #ffc722;
    border-radius: 0;
}

@media screen and (max-width: 600px) {
    .lx-form .line-form .form-ctrl {
        float: none;
        width: 100%;
        padding: 0 !important;
    }
    .lx-form .line-form .form-ctrl:nth-of-type(even) {
        margin-top: 20px;
    }
}


/***** 表单  ************/

.self-form-header {
    width: 300px;
    margin: auto;
}

@media screen and (max-width: 600px) {
    .self-form-header {
        width: 80%;
    }
}

.self-form input[type="text"],
.self-form input[type="password"] {
    height: 40px;
}

.self-form input[type="text"],
.self-form input[type="password"],
.self-form textarea {
    border: 1px solid #DDDDDD;
    border-radius: 0;
    background: none;
    width: 100%;
    padding: 10px 15px;
}

.self-form textarea {
    height: 150px;
}


/******* 登录注册忘记密码 ***************/

.login-container {
    padding: 30px 0;
}

.login-form {
    width: 450px;
    margin: auto;
    margin-top: 30px;
}

.login-form .line-form {
    margin-top: 20px;
}

.login-form .line-form.rows {
    padding-right: 130px;
    position: relative;
}

.login-form .line-form.rows button {
    line-height: 40px;
    position: absolute;
    width: 115px;
    right: 0;
    top: 0;
}

.login-form .line-form:first-of-type {
    margin-top: 0;
}

.login-form .login-btn {
    width: 60%;
    margin: auto;
}

@media screen and (max-width: 1000px) {
    .login-form {
        width: 100%;
    }
}

.self-modal {
    position: fixed;
    z-index: 20;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    background: rgba(0, 0, 0, 0.8);
}

.self-modal .self-modal-dialog {
    transition: transform 0.5s;
    -webkit-transition: transform 0.5s;
    -moz-transition: transform 0.5s;
    -ms-transition: transform 0.5s;
    -o-transition: transform 0.5s;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    -o-transform: translate(-50%, -50%);
    background: white;
    border-radius: 5px;
    padding: 15px 0;
    min-width: 300px;
}

.self-modal .self-modal-dialog .mclose {
    position: absolute;
    cursor: pointer;
    width: 0;
    height: 0;
    right: 30px;
    top: 10px;
}

.self-modal .self-modal-dialog .mclose:after {
    content: "\e607";
    font-family: "iconfont";
}

.self-modal .self-modal-dialog .mheader {
    padding: 0 10px 10px 15px;
    border-bottom: 1px solid #e3e3e3;
    font-size: 16px;
    font-weight: bold;
}

.self-modal .self-modal-dialog .mbody {
    padding: 10px 15px;
}

.self-modal .self-modal-dialog .mbody.alert {
    font-size: 14px;
}

.self-modal .self-modal-dialog .mfooter {
    text-align: center;
}

@media screen and (max-width: 700px) {
    .self-modal .self-modal-dialog {
        width: 80%;
        min-width: auto;
    }
}