/** 
* 公共样式
* by 胖胖吉
 */
body {
    background-color: #fff;
    padding-top: 55px;
}

.horizontal {
    display: -webkit-box;
    display: -webkit-flex;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    align-items: center;
    -ms-flex-align: center;
}

.horizontal-wrap {
    -webkit-flex-wrap: wrap;
    flex-wrap: wrap;
}

.horizontal-primary {
    -webkit-box-flex: 1;
    -webkit-flex: 1;
    -ms-flex: 1;
    flex: 1;
}

.block-border,
.block-wrap {
    position: relative;
}

.block-wrap {
    margin-top: .5rem;
}

.block-border {
    padding: 15px;
}

.block-wrap:after, .block-wrap:before {
    content: " ";
    position: absolute;
    left: 0;
    width: 100%;
    height: 1px;
    color: #d9d9d9;
    -webkit-transform: scaleY(.5);
    transform: scaleY(.5);
}

.block-wrap:before {
    top: 0;
    border-top: 1px solid #d9d9d9;
    -webkit-transform-origin: 0 0;
    transform-origin: 0 0;
}

.block-wrap:after {
    bottom: 0;
    border-bottom: 1px solid #d9d9d9;
    -webkit-transform-origin: 0 100%;
    transform-origin: 0 100%;
}

.block-border-top:before {
    content: " ";
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 1px;
    border-top: 1px solid #f5f5f5;
    color: #d9d9d9;
    -webkit-transform-origin: 0 0;
    transform-origin: 0 0;
    -webkit-transform: scaleY(.5);
    transform: scaleY(.5);
}

.block-border-bottom:after {
    content: " ";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 1px;
    color: #d9d9d9;
    border-bottom: 1px solid #f5f5f5;
    -webkit-transform-origin: 0 100%;
    transform-origin: 0 100%;
    -webkit-transform: scaleY(.5);
    transform: scaleY(.5);
}

.block-border-top:first-child:before,
.block-border-bottom:last-child:after {
    display: none;
}

.header-nav {
    height: 55px;
    width: 100%;
    position: fixed;
    background-color: #2d2d2d;
    top:0;
    left: 0;
    z-index: 1000001;
}

.header_channel {
    z-index: 40;
}

.header-open-nav {
    position: absolute;
    left: 0;
    top: 0;
    display: block;
    height: 55px;
    width: 55px;
    background: url("../../img/v3/menu.png?v=1.0") center center no-repeat;
    background-size: 25px 20px;
}

.header-close-nav {
    background: url("../../img/v3/nav/menu_close.png") center center no-repeat;
    background-size: 20px 20px;
}

.header-nav-back {
    position: absolute;
    left: 0;
    top: 0;
    display: block;
    height: 55px;
    line-height: 55px;
    width: 45px;
    background: url("../../img/global/back_jian.png?v=1.0") center center no-repeat;
    background-size: 10px 19px;
}

.header-user {
    position: absolute;
    right: 15px;
    top: 10px;
    width: 35px;
    height: 35px;
}

.header-user img {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    vertical-align: top;
}

.header-right-action {
    position: absolute;
    right: 0px;
    top:0;
    width: 55px;
    height: 55px;
    line-height: 55px;
    font-size: .8rem;
    color: #fff;
    text-align: center;
}

.header-nav-title {
    text-align: center;
    line-height: 55px;
    height: 55px;
    color: #fff;
    font-size: .9rem;
}

.header-nav-logo {
    background: url("../../img/v3/logo.png?v=1.0") center center no-repeat;
    background-size: 70px 24px;
}

.header-nav__list {
    position: absolute;
    left: 0;
    top:54px;
    background-color: #484747;
    width: 100%;
    padding-bottom:100px;
    display: none;
}

.header-nav__list-show {
    display: block;
}

.header-nav__list li {
    position: relative;
    padding: 15px;
    border-bottom: 1px solid #676767;
    padding-left: 65px;
}

.header-nav__list li em {
    position: absolute;
    left: 15px;
    width: 22px;
    height: 22px;
    top:50%;
    margin-top: -11px;
    background: url("../../img/v3/nav/nav_home.png") center center no-repeat;
    background-size: contain;
}

.header-nav__list li em.header-nav__class {
    background-image: url("../../img/v3/nav/nav_class.png");
}

.header-nav__list li em.header-nav__jtv {
    background-image: url("../../img/v3/nav/nav_tv.png");
}

.header-nav__list li em.header-nav__music {
    background-image: url("../../img/v3/nav/nav_music.png");
}

.header-nav__list li em.header-nav__case {
    background-image: url("../../img/v3/nav/nav_case.png");
}

.header-nav__list li em.header-nav__vip {
    background-image: url("../../img/v3/nav/nav_vip.png");
}

.header-nav__list li em.header-nav__about {
    background-image: url("../../img/v3/nav/nav_about.png");
}

.header-nav__list li em.header-nav__teacher {
    background-image: url("../../img/v3/nav/nav_teacher.png");
}

.header-nav__list li em.header-nav__school {
    background-image: url("../../img/v3/nav/nav_school.png");
}

.header-nav__list li em.header-nav__major {
    background-image: url("../../img/v3/nav/nav_major.png");
}

.header-nav__list li em.header-nav__qa {
    background-image: url("../../img/v3/nav/nav_qa.png");
}

.header-nav__list li:active em,
.header-nav__list li.current em {
    background-image: url("../../img/v3/nav/nav_home_h.png?v=1.3");
}

.header-nav__list li:active em.header-nav__class,
.header-nav__list li.current em.header-nav__class {
    background-image: url("../../img/v3/nav/nav_class_h.png?v=1.1");
}

.header-nav__list li:active em.header-nav__about,
.header-nav__list li.current em.header-nav__about {
    background-image: url("../../img/v3/nav/nav_about_h.png?v=1.1");
}

.header-nav__list li:active em.header-nav__teacher,
.header-nav__list li.current em.header-nav__teacher {
    background-image: url("../../img/v3/nav/nav_teacher_h.png?v=1.1");
}

.header-nav__list li:active em.header-nav__major,
.header-nav__list li.current em.header-nav__major {
    background-image: url("../../img/v3/nav/nav_major_h.png?v=1.1");
}

.header-nav__list li:active em.header-nav__school,
.header-nav__list li.current em.header-nav__school {
    background-image: url("../../img/v3/nav/nav_school_h.png?v=1.1");
}

.header-nav__list li:active em.header-nav__case,
.header-nav__list li.current em.header-nav__case {
    background-image: url("../../img/v3/nav/nav_case_h.png?v=1.1");
}

.header-nav__list li:active em.header-nav__jtv,
.header-nav__list li.current em.header-nav__jtv {
    background-image: url("../../img/v3/nav/nav_tv_h.png?v=1.1");
}

.header-nav__list li:active em.header-nav__music,
.header-nav__list li.current em.header-nav__music {
    background-image: url("../../img/v3/nav/nav_music_h.png?v=1.1");
}

.header-nav__list li:active em.header-nav__vip,
.header-nav__list li.current em.header-nav__vip {
    background-image: url("../../img/v3/nav/nav_vip_h.png?v=1.1");
}

.header-nav__list li:active em.header-nav__qa,
.header-nav__list li.current em.header-nav__qa {
    background-image: url("../../img/v3/nav/nav_qa_h.png?v=1.1");
}

.header-nav__list li:active em,
.header-nav__list li.current em {
    background-image: url("../../img/v3/nav/nav_home_h.png?v=1.1");
}

.header-nav__list li a {
    font-size: .8rem;
    color: #ffffff;
    display: block;
    line-height: 22px;
    height: 22px;
}

.header-nav__list li:active a,
.header-nav__list li.current a {
   color: #32c082;
}

.wrap-15 {
    padding: 15px;
}

.wrap-pt-25 {
    padding: 15px;
    padding-top: 25px;
}

.wrap-pb-30 {
    padding-bottom: 30px;
}

.btn-more {
    background-color: #32c082;
    text-align: center;
    display: block;
    color: #fff;
    font-size: .8rem;
    line-height: 48px;
    -webkit-border-radius: 8px;
    border-radius: 8px;
    -moz-box-shadow:0px 20px 40px 0px rgba(0,0,0,0.1);
    -webkit-box-shadow:0px 20px 40px 0px rgba(0,0,0,0.1);
    box-shadow:0px 20px 40px 0px rgba(0,0,0,0.1);
}

.index-tab-type {
    padding-top: 25px;
}

.index-tab-type li {
    text-align: center;
    width: 50%;
    float: left;
    display: inline;
    padding-bottom: 10px;
    border-bottom: 2px solid #fff;
    font-size: .8rem;
    color: #a7a7a7;
    font-weight: bold;
}

.index-tab-type li.current {
    border-bottom-color: #5bcd9b;
    color: #333333;
}

.index-tab-type li a {
    color: #a7a7a7;
}

.index-tab-type li.current a {
    color: #333333;
}

.footer-wrap {
    padding: 30px 30px 50px;
    background: url("../../img/v3/bottom_bk.jpg") center bottom no-repeat #282828;
}

.footer-title {
    color: #ffffff;
    font-size: .9rem;
}

.footer-title-yy {
    font-size: .7rem;
    color: #efefef;
    padding: 10px 0;
}
.footer-wrap p{
    color:#a2a2a2;
    font-size: .5rem;
    margin-bottom: 5px;
}
.footer-title a {
    color: #7c7b7b;
    font-size: 1rem;
    padding-left: 10px;
}

.footer-title a.footer-400 {
    padding-left: 30px;
    background: url("../../img/2018/400.png") 0 center no-repeat;
    background-size: 24px auto;
    color: #7c7b7b;
    margin-left: 10px;
}

.footer-title-vip {
    padding-top: 15px;
}

.footer-c {
    font-size: .7rem;
    color: #d1d1d1;
    line-height: 24px;
    padding-top: 15px;
}

.footer-address-nav li {
    margin-top: 15px;
    float: left;
    display: inline;
    position: relative;
    color: #d1d1d1;
    font-size: .7rem;
    margin-right: 15px;
}

.footer-address-nav li.current {
    color: #32c082;
}

.footer-address-nav li:after {
    content: " ";
    position: absolute;
    width: 1px;
    height: 14px;
    right: -9px;
    top: 50%;
    margin-top: -7px;
    color: #d9d9d9;
    border-left: 1px solid #7452cb;
    -webkit-transform-origin: 0 100%;
    transform-origin: 0 100%;
    display: none;
}

.footer-address-nav li:last-of-type:after {
    display: none;
}

.footer-address {
    color: #32c082;
    font-size: .7rem;
    padding-top: 10px;
    padding-bottom: 5px;
}

.footer-address li {
    display: none;
}

.channel—banner {
    position: relative;
}

.channel—banner img {
    width: 100%;
    height: auto;
    vertical-align: top;
}

.channel—banner__desc {
    position: absolute;
    top:0;
    left: 0;
    width: 100%;
    padding:  0 30px;
    padding-top: 40px;
}

.channel—banner__desc dt {
    color: #32c082;
    font-size: 1.1rem;
    font-weight: bold;
    display: block;
}

.channel—banner__desc dd {
    position: relative;
    color: #fff;
    font-size: .7rem;
    display: inline-block;
    line-height: 24px;
    padding-top: 10px;
    padding-bottom: 10px;
}

.channel—banner__desc dd:after {
    border-bottom: 1px solid #656166;
    content: " ";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 1px;
    color: #d9d9d9;
    -webkit-transform-origin: 0 100%;
    transform-origin: 0 100%;
    -webkit-transform: scaleY(.5);
    transform: scaleY(.5);
}

.list_loading {
    margin-bottom: 20px;
}

.index-title {
    color: #333333;
    display: block;
    padding-top: 30px;
    font-size: 1rem;
    text-align: center;
    font-weight: bold;
}

.index-title-lecture {
    text-align: left;
    padding-left: 15px;
}

.index-datas {
    padding-bottom: 15px;
    position: relative;
}

.index-datas:after {
    display: block;
    content: " ";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 1px;
    color: #d9d9d9;
    border-bottom: 1px solid #cfcfcf;
    -webkit-transform-origin: 0 100%;
    transform-origin: 0 100%;
    -webkit-transform: scaleY(.5);
    transform: scaleY(.5);
}

.index-datas:last-of-type:after {
    display: none;
}

.index-datas__container {
    position: relative;
    overflow:auto;
    -webkit-overflow-scrolling: touch;
    overflow-y: hidden;
}

.index-datas__container::-webkit-scrollbar {
    width:1px;
    height:1px;
    background-color: #fff;
}

.index-datas__container::-webkit-scrollbar-thumb {
    background-color: #fff;
}

.index-datas__list {
    width: 1000px;
    padding-bottom: 10px;
    padding-right: 15px;
}

.index-datas__list li {
    float: left;
    display: inline;
    margin-left: 15px;
    overflow: hidden;
    margin-top: 10px;
}

.index-datas__item {
    width: 150px;
    overflow: hidden;
}

.index-datas__item-pic {
    width: 150px;
    height: 148px;
    overflow: hidden;
}

.index-datas__item-major .index-datas__item-pic {
    height: 115px;
    margin-top: 10px;
}

.index-datas__item-school .index-datas__item-pic {
    margin-top: 10px;
}

.index-datas__item-pic img {
    width: 100%;
    height: auto;
    vertical-align: top;
    display: block;
    -webkit-border-radius: 6px;
    border-radius: 6px;
}

.index-datas__list li strong {
    font-size: .8rem;
    color: #313131;
    display: block;
    padding: 15px 0;
    padding-bottom: 10px;
}

.index-datas__item-major  li strong,
.index-datas__item-school  li strong {
    padding: 0;
    padding-top: 15px;
}

.index-datas__list li p {
    color: #666666;
    font-size: .7rem;
}

.curriculum-channel {
    padding: 0 15px;
}

.curriculum-channel li {
    border-bottom: 5px solid #2d2d2d;
    padding: 40px 0;
}

.curriculum-channel li strong {
    display: block;
    font-size: 1.1rem;
    color: #333333;
}

.curriculum-channel li p {
    display: block;
    font-size: .7rem;
    color: #666666;
    padding-top: 5px;
}

.curriculum-channel li.curriculum-channel__muse {
    background: url("../../img/v3/course/muse.png") left bottom no-repeat;
    background-size: 140px 99px;
    position: relative;
    border-bottom: none;
    padding-bottom: 40px;
}

.curriculum-channel li.curriculum-channel__vip {
    background: url("../../img/v3/course/vip.png") left center no-repeat;
    background-size: 145px 173px;
    border-bottom: none;

}

.curriculum-channel li.curriculum-channel__muse em {
    position: absolute;
    height: 5px;
    width: 100%;
    background-color: #2d2d2d;
    bottom: 0;
    left: 0;
}

.curriculum-channel li.curriculum-channel__posts div {
    padding-left: 15px;
}

.curriculum-channel li.curriculum-channel__muse div,
.curriculum-channel li.curriculum-channel__vip div {
    float: right;
    padding-right: 15px;
}

.curriculum-channel li.curriculum-channel__posts {
    background: url("../../img/v3/course/post.png") right center no-repeat;
    background-size: 155px 166px;
}

.index-datas-teacher {
    margin-bottom: 0;
}

.index-datas-teacher:after {
    display: none;
}

/*通用表单*/
.form-wrap {
    margin: 30px 0;
    background-color: #ffffff;
    clear: both;
    margin-top: 50px;
}

.form-wrap h3 {
    padding-top: 5px;
    color: #fff;
    font-size: 1.1rem;
    background: url("../../img/2018/studying/form_title_bk.jpg") center 0 no-repeat;
    background-size: cover;
    height: 70px;
    display: block;
    width: 100%;
    line-height: 60px;
    padding-left: 42%;
}

.field-container {
    padding: 30px;
    padding-top: 10px;
}

.field__input {
    width: 90%;
    border: 1px solid #fff;
    background-color: #ffffff;
    height: 30px;
    padding: 0 10px;
    font-size: .7rem;
    font-weight: normal;
    color: #333;
}

input.field__input:-webkit-autofill {
    box-shadow: 0 0 0px 1000px white inset;
    border: 1px solid #fff;
}

.field__title {
    padding-right: 10px;
    font-size: .7rem;
    color: #868686;
    line-height: 48px;
}

.field-wrap {
    border: 1px solid #fff;
    margin-top: 20px;
    background-color: #fff;
    height: 48px;
    -moz-box-shadow:0px 2px 8px 0px rgba(94,121,104,0.1);
    -webkit-box-shadow:0px 2px 8px 0px rgba(94,121,104,0.1);
    box-shadow:0px 2px 8px 0px rgba(94,121,104,0.1);
    padding-left: 15px;
    overflow: hidden;
}

.field__select {
    position: relative;
    width: 100%;
    border: 1px solid #fff;
    background-color: #fff;
    height: 30px;
    padding: 0 10px;
}

.field__error {
    border-color: #f27d7d;
}

.field__select span {
    display: block;
    width: 100%;
    line-height: 28px;
    font-size: 12px;
    color: #333;
}

.field__select select {
    position: absolute;
    left: 0;
    top:3px;
    width: 100%;
    opacity: 0;
}

.field__select em {
    position: absolute;
    top: -7px;
    right: 0;
    width: 40px;
    border-left: 1px solid #e4e4e4;
    margin-top: -3px;
    height: 48px;
    background: url("../../img/2018/studying/san.jpg") center center no-repeat;
    background-size: 30%;
}

.field__submit {
    display: block;
    width: 100%;
    height: 40px;
    line-height: 40px;
    color: #fff;
    font-size: 16px;
    text-align: center;
    margin-top: 30px;
    -webkit-border-radius: 6px;
    border-radius: 6px;
    background: url("../../img/2018/studying/submit_bk.jpg") center center repeat-y;
}

.field__forbid {
    background-color: #999;
}

.kf-nav {
    z-index: 10;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 2px 0;
    background-color:#32c082;
    text-align: center;
}

.kf-nav div {
    float: left;
    display: inline;
    width: 50%;
    line-height: 40px;
    text-align: center;
}

.kf-nav span {
    color: #fff;
    display:block;
    font-size: 14px;
}

.kf-nav img {
    width: 24px;
    height: auto;
    vertical-align: top;
}

.nav_list{
    width: 100%;
    padding: 25px 15px 10px;
    box-sizing: border-box;
}
.nav_line{
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-bottom: 10px;
}
.nav_list.other{
    padding: 0;
}
.nav_list.other .nav_line{
    margin-bottom: 0;
    margin-top: 15px;
}
.nav_item{
    display: flex;
    flex-direction: column;
    align-items: center;
}
.nav_list.other .nav_item{
    height: auto;
    display: flex;
}
.nav_item_icons{
    width: 2.25rem;
    height: 2.25rem;
    background: linear-gradient(180deg, #74D3F9 0%, #B5EA9D 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}
.nav_item_icon{
    width: 2rem;
    height: 2rem;
}
.nav_item_name{
    color: #000000;
    font-size: 0.6rem;
    text-align: center;
    margin-top: 5px;
}
.nav_list.other .nav_item_name{
    color: #ffffff;
}

@media (device-height:568px) and (-webkit-min-device-pixel-ratio:2) {
    /* 兼容iphone5 */
    .channel—banner__desc {
        padding: 20px 25px;
    }
    .channel—banner__desc dd {
        font-size: .6rem;
    }
}

@media (device-height:667px) and (-webkit-min-device-pixel-ratio:2) {
    /* 兼容iphone6 */
}

@media (device-height:736px) and (-webkit-min-device-pixel-ratio:2) {
    /* 兼容iphone6 Plus */
}

@media (device-height:640px) and (-webkit-min-device-pixel-ratio:2) {
    /* 安卓 */
    .channel—banner__desc {
        padding:  0 20px;
        padding-top: 40px;
    }

    .footer-wrap {
        padding: 30px 25px;
    }

    .footer-title a.footer-400 {
        font-size: .9rem;
        background-size: 20px auto;
    }
}