.content {
    width: 1200px;
    margin: 0 auto;
    padding: 0;
    overflow: visible;
    height: auto;
}
body {
    font-size: 18px;
}
.index-content {
    background: #f7faff;
}

/*banner*/
.index-teacher .banner {
    height: 684px;
}
.index-teacher .banner .main-bg {
    width: 100%;
    height: 100%;
    max-width: 2000px;
    min-width: 1200px;
    margin: 0 auto;
    background:  center center no-repeat;
    background-size: 1918px 684px;
    position: relative;
}

@keyframes sport {
    0%{opacity: 0}
    50%{opacity: 0}
    100%{opacity: 1.0}
}
.index-teacher .banner-content {
    animation: sport 1s 1;
    position: absolute;
    bottom: 134px;
}

.index-teacher .banner-content-teacher {
    display: flex;
    align-items: center;
    justify-content: center;
}

.index-teacher .app-item {
    width: 222px;
    height: 79px;
    background: radial-gradient(#01bab4 0%, #1cb2c3 100%);
    border-radius: 4px 4px 4px 4px;
    margin-right: 20px;
    color: #fff;
    font-size: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 2px 6px 26px 0px #26a29e80;
    text-decoration: none;
    transition: transform 0.4s;
}

.index-teacher .app-item:hover,
.index-teacher .app-item:visited,
.index-teacher .app-item:active{
    color: #fff;
}

.index-teacher .app-item:hover {
    transform: translate(0%, -10%) rotate(0deg);
    box-shadow: none;
}

.index-teacher .app-item img {
    height: 38px;
    width: auto;
    margin-right: 9px;
}

/*免费课程*/
.teacher-index-title {
    text-align: center;
    padding-top: 70px;
}
.teacher-index-title img {
    height: 91px;
}
.teacher-index-free .teacher-index-title img {
    margin-bottom: 26px;
}

.teacher-index-free {
    padding-bottom: 37px;
}

.teacher-index-free .teacher-index-free-course {
    display: flex;
    flex-wrap: wrap;
}

.teacher-index-free .free-course-item {
    width: 384px;
    height: 261px;
    margin-right: 24px;
    margin-bottom: 25px;
    border-radius: 10px;
    box-shadow: 0px 0px 12px 0px rgba(16, 60, 231, 0.1);
    position: relative;
}

.teacher-index-free .free-course-item:hover .live-title p{
    color: #01bab4;
}

.teacher-index-free .free-course-item:nth-child(3n) {
    margin-right: 0;
}

.teacher-index-free .free-course-item a {
    display: block;
}

.teacher-index-free .free-course-item a:hover,
.teacher-index-free .free-course-item a:visited,
.teacher-index-free .free-course-item a:active,
.teacher-index-free .free-course-item a:link {
    text-decoration: none;
}

.teacher-index-free .free-course-item .live-teacher-list {
    height: 80px;
}

.live-info {
    padding: 11px 0 0;
    background: #ffffff;
    box-shadow: 0px 0px 12px 0px #efefef;
    border-radius: 12px 12px 12px 12px;
}

.live-info .live-header {
    margin-bottom: 10px;
    height: 96px;
}

.live-info .live-title {
    display: flex;
    margin-bottom: 0;
    padding: 0 22px;
    cursor: pointer;
}

.live-info .live-title p {
    font-size: 18px;
    line-height: 20px;
    overflow: hidden;
    margin-bottom: 12px;
    white-space: nowrap;
    text-overflow: ellipsis;
    color: #333333;
    font-weight: bold;
}

.try-video {
    width: 42px;
    height: 58px;
    margin-right: 5px;
    margin-top: -3px;
    position: absolute;
    right: -10px;
    top: -7px;
}

.live-info .live-label {
    display: flex;
    font-size: 12px;
    margin-bottom: 12px;
    flex-wrap: wrap;
    padding: 2px 22px;
}

.live-info .live-label-item {
    border-radius: 3px;
    padding: 5px 8px;
    margin-right: 10px;
}

.live-info .lable1 {
    background: #fffbfb;
    color: #0052d9;
}

.live-info .lable2 {
    background-color: #e3f9e9;
    color: #2ba471;
}

.live-info .lable3 {
    background: #f3f3f3;
    color: rgba(0, 0, 0, 0.9);
}

.live-detail {
    display: flex;
    align-items: center;
    margin-bottom: 13px !important;
    padding: 0 12px 0 22px;
    font-size: 14px;
    color: #666666;
}

.live-detail span {
    margin-right: 4px!important;
    color: #999;
}

.live-teacher-list {
    /*width: 100%;*/
    height: 84px;
    display: flex;
    overflow: hidden;
    border-bottom: 1px solid #f1f1f1;
    margin-bottom: 0!important;
    flex-wrap: wrap;
    padding-bottom: 5px;
    margin-left: 20px;
    margin-right: 20px;
}
.teacher-item {
    width: 50px;
    margin-right: 15px;
    text-align: center;
    margin-bottom: 30px;
}
.teacher-pic {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 5px;
    border: solid 1px #ddd;
    display: flex;
    align-items: center;
    justify-content: center;
}
.teacher-pic img {
    height: 100%;
}
.teacher-name {
    font-weight: 400;
    font-size: 12px;
    color: #6a77aa;
}
.arrow-right {
    width: 0;
    height: 0;
    border-width: 6px 0 6px 8px;
    border-style: solid;
    border-color: transparent transparent transparent #c9c9c9;
    margin-right: 5px;
}

.live-item-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
    margin-bottom: 0!important;
    padding: 0 22px;
}
.live-item-footer .has-buy {
    color: #818a92;
    font-size: 14px;
}

.live-item-footer .live-item-right {
    color:#ff4623;
    font-size: 16px;
    margin-right: 0
}

.live-item-footer .live-price {
    color: #ef4023;
    font-size: 24px;
    font-weight: bold;
}

/*优势对比*/
.teacher-index-advantage {
    background:  center center no-repeat;
    background-size: cover;
    height: 818px;
}

.teacher-index-advantage .content {
    overflow: visible;
}

.teacher-index-advantage .teacher-index-title img {
    margin-bottom: 45px;
}

.teacher-index-advantage .advantage-wrapper {
    display: flex;
    align-items: center;
    position: relative;
}

.teacher-index-advantage .advantage-left {
    width: 650px;
    height: 502px;
    background: #f3f7fb;
    border-radius: 24px 24px 24px 24px;
}

.teacher-index-advantage .advantage-title {
    font-weight: bold;
    font-size: 30px;
    color: #333333;
    margin-bottom: 44px;
    padding-top: 51px;
    padding-left: 183px;
}

.teacher-index-advantage .advantage-right {
    width: 721px;
    height: 634px;
    background:  center center no-repeat;
    background-size: cover;
    position: absolute;
    right: -52px;
}
.teacher-index-advantage .advantage-title2 {
    margin: 0 auto 6px;
    text-align: center;
    padding-top: 82px;
}

.teacher-index-advantage .advantage-row {
    display: flex;
    align-items: center;
    padding-left: 18px;
    height: 85px;
    width: 452px;
    margin-left: 43px;
    border-bottom: 1px solid #d2d6dc;
    cursor: pointer;
}

.teacher-index-advantage .advantage-row.hover{
    background: #fff;
    border-radius: 4px;
}

.teacher-index-advantage .advantage-row.row2.hover .advantage-info,
.teacher-index-advantage .advantage-row.row2.hover .advantage-detail{
    color: #242424;
}

.teacher-index-advantage .advantage-row.row2 {
    width: 480px;
    margin-left: 107px;
    padding-left: 26px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.45);
}

.teacher-index-advantage .advantage-row.row1:before {
    content: '';
    display: inline-block;
    background:  center center no-repeat;
    background-size: contain;
    width: 24px;
    height: 24px;
    margin-right: 34px;
}
.teacher-index-advantage .advantage-row.row2:before {
    content: '';
    display: inline-block;
    background:  center center no-repeat;
    background-size: contain;
    width: 24px;
    height: 24px;
    margin-right: 34px;
}
.teacher-index-advantage .advantage-row.row2.hover:before {
    content: '';
    display: inline-block;
    background:  center center no-repeat;
    background-size: contain;
    width: 24px;
    height: 24px;
    margin-right: 34px;
}

.teacher-index-advantage .advantage-info {
    font-size: 14px;
    font-weight: bold;
    color: #333333;
    width: 32px;
    margin-right: 38px;
    line-height: 16px;
}

.teacher-index-advantage .row2 .advantage-info {
    color: #ffffff;
    margin-right: 45px;
}

.teacher-index-advantage .advantage-detail {
    font-size: 16px;
    color: #777777;
    flex: 1;
    padding-right: 38px;
}

.teacher-index-advantage .row2 .advantage-detail {
    color: #ffffff;
}

/*师资风采*/
.teacher-index-intro .teacher-index-title img {
    margin-bottom: 16px;
}

.teacher-index-intro .teacher-intro-wrapper {
    background:  center center no-repeat;
    background-size: contain;
    height: 711px;
    width: 1257px;
    display: flex;
    /*align-items: center;*/
    margin-left: -29px;
    position: relative;
}

.teacher-index-intro .intro-left {
    border-right: 1px solid rgba(1, 186, 180, 0.29);
    padding-left: 29px;
    margin-top: 60px;
}

.teacher-index-intro .intro-item {
    display: flex;
    align-items: center;
    padding: 49px 51px 33px 58px;
    margin-right: 15px;
    position: relative;
}

.teacher-index-intro .intro-item.active {
    background:  center center no-repeat;
    background-size: cover;
    cursor: pointer;
}

.teacher-index-intro .intro-item.active:before {
    content: '';
    display: inline-block;
    width: 3px;
    height: 139px;
    background: radial-gradient( #01bab4 0%, #1cb2c3 100%);
    position: absolute;
    left: 0;
    top: 0;
}

.teacher-index-intro .intro-avatar {
    width: 56px;
    height: 59px;
    background: #e6e6e6;
    border-radius: 8px 8px 8px 8px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 26px;
}

.teacher-index-intro .intro-avatar img {
    height: 100%;
}

.teacher-index-intro .intro-detail {
    font-size: 16px;
    color: #242424;
}

.teacher-index-intro .intro-name {
    color: #01bab4;
    font-weight: bold;
    font-size: 20px;
}

.show-more {
    font-size: 16px;
    color: #242424;
    margin-left: 87px;
    margin-top: 12px;
    display: flex;
    align-items: center;
}

.show-more img {
    height: 14px;
    margin-left: 5px;
}

.show-more:hover,
.show-more:visited,
.show-more:active {
    text-decoration: none;
    color: #242424;
    font-weight: bold;
}

.teacher-index-intro .intro-right {
    display: none;
    padding: 122px 120px 98px 45px;
}

.teacher-index-intro .intro-right.active {
    display: block;
}

.teacher-index-intro .intro-right-header {
    display: flex;
    margin-bottom: 28px;
    align-items: baseline;
}

.teacher-index-intro .intro-right-name {
    font-weight: bold;
    font-size: 32px;
    color: #242424;
    margin-right: 26px;
}

.teacher-index-intro .intro-title {
    font-size: 18px;
    color: #022424;
}

.teacher-index-intro .intro-score {
    width: 135px;
    height: 49px;
    background: radial-gradient( #01bab4 0%, #1cb2c3 100%);
    box-shadow: 2px 6px 26px 0px #26a29e80;
    border-radius: 4px 4px 4px 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    color: #ffffff;
    margin-bottom: 28px;
}

.teacher-index-intro .intro-score img {
    width: 21px;
    margin-right: 10px;
}

.teacher-index-intro .intro-info {
    font-size: 14px;
    color: #022424;
    line-height: 32px;
    width: 378px;
}

.teacher-index-intro .intro-img {
    position: absolute;
    top: 182px;
    right: 120px;
    background: #e6e6e6;
    box-shadow: 0px 0px 12px 0px #efefef;
    border-radius: 4px 4px 4px 4px;
    border: 1px solid #ffffff;
}

.teacher-index-intro .intro-img img {
    width: 283px;
    height: 368px;
    object-fit: cover;
    border-radius: 4px;
}

.teacher-index-intro .intro-link {
    cursor: pointer;
    width: 124px;
    height: 49px;
    background: radial-gradient(#01bab4 0%, #1cb2c3 100%);
    border-radius: 4px 4px 4px 4px;
    box-shadow: 2px 6px 26px 0px #26a29e80;
    position: absolute;
    bottom: -23px;
    right: -44px;
    font-size: 16px;
    color: #ffffff;
    text-align: center;
    line-height: 49px;
    transition: transform 0.4s;
}

.teacher-index-intro .intro-link:hover,
.teacher-index-intro .intro-link:visited,
.teacher-index-intro .intro-link:active {
    color: #ffffff;
    transform: translate(0%, -10%) rotate(0deg);
    text-decoration: none;
}