.r-bd .poster {
    position: relative;
    height: 650px;
    overflow: hidden;
}

.r-bd .poster .unslider {
    overflow: hidden;
}

.r-bd .poster .unslider.hover .unslider-arrow,
.r-bd .poster .unslider:hover .unslider-arrow {
    display: block;
}

.r-bd .poster .index-slider li {
    display: block;
    height: 650px;
    background-image: url(../image/banner1.jpg);
    background-position: center 0;
    background-repeat: no-repeat;
}

.r-bd .poster .index-slider li a {
    display: block;
    height: 650px;
}

.r-bd .poster .index-slider .p2 {
    background-image: url(../image/banner2.jpg);
}

.r-bd .poster .index-slider .p3 {
    background-image: url(../image/banner3.jpg);
}

.r-bd .poster .unslider-arrow {
    top: 50%;
    display: none;
    margin-top: -50px;
    height: 100px;
    font-size: 100px;
    vertical-align: middle;
    color: #777;
    transition: margin .15s, opacity .15s;
}

.r-bd .poster .unslider-nav {
    position: relative;
    bottom: 30px;
    height: 30px;
    text-align: center;
}

.r-bd .poster .unslider-nav li {
    display: inline-block;
    cursor: pointer;
    color: #c0c0c0;
}

.r-bd .poster .unslider-nav .active {
    color: #f00116;
}

.r-bd .choice {
    padding-top: 50px;
    padding-bottom: 50px;
    background-color: #fff;
}

.r-bd .choice .m-ft {
    margin-top: 60px;
}

.r-bd .choice .m-bd {
    padding-top: 60px;
}

.r-bd .choice .m-bd .col-3 {
    float: left;
    padding-bottom: 10px;
    padding-top: 20px;
    width: 300px;
    width: 25%;
    box-sizing: border-box;
    overflow: hidden;
}

.r-bd .choice .m-bd .item1 .icon {
    background-position: 0 0;
}

.r-bd .choice .m-bd .item2 .icon {
    background-position: 0 -112px;
}

.r-bd .choice .m-bd .item3 .icon {
    background-position: 0 -224px;
}

.r-bd .choice .m-bd .item4 .icon {
    background-position: 0 -336px;
}

.r-bd .choice .m-bd .icon {
    margin: 0 auto;
    width: 136px;
    height: 112px;
    background-image: url(../image/icon.jpg);
    background-position: 0 0;
    background-repeat: no-repeat;
    background-size: 100%;
}

.r-bd .choice .m-bd .intro {
    padding-top: 20px;
}

.r-bd .choice .m-bd .intro h1 {
    margin-bottom: 15px;
    font-size: 26px;
    font-weight: bold;
}

.r-bd .choice .m-bd .intro p {
    margin: 0 auto;
    width: 200px;
    line-height: 22px;
    font-size: 14px;
    color: #888;
}

.r-bd .level {
    padding-top: 50px;
    padding-bottom: 50px;
    background-image: url(../image/bg_icon.png);
    background-color: #f5f5f5;
}

.r-bd .level .m-bd {
    margin-top: 46px;
}

.r-bd .level .m-bd .col-3 {
    float: left;
    padding-bottom: 10px;
    padding-top: 20px;
    width: 300px;
    width: 25%;
    box-sizing: border-box;
    overflow: hidden;
}

.r-bd .level .m-bd .col-3 .box {
    margin: 0 auto;
    width: 270px;
    background-color: #fff;
    padding-bottom: 50px;
    transition: all .3s;
    -moz-transition: all .3s;
    -webkit-transition: all .3s;
    -o-transition: all .3s;
}

.r-bd .level .m-bd .col-3 .box.active {
    box-shadow: 0 0 15px #c1c1c1;
    transform: translate(0, -15px);
}

.r-bd .level .m-bd .col-3 .icon-polygons {
    position: relative;
    width: 120px;
    height: 66px;
    line-height: 66px;
    font-size: 20px;
    margin: 36px auto 36px;
    color: #fff;
}

.r-bd .level .m-bd .col-3 .icon-polygons .top,
.r-bd .level .m-bd .col-3 .icon-polygons .bottom {
    width: 0;
    height: 0;
    position: absolute;
    left: 0;
    top: -36px;
    border-left: 60px solid transparent;
    border-right: 60px solid transparent;
    border-bottom-width: 36px;
    border-bottom-style: solid;
}

.r-bd .level .m-bd .col-3 .icon-polygons .bottom {
    top: 66px;
    border-left: 60px solid transparent;
    border-right: 60px solid transparent;
    border-bottom: 0;
    border-top-width: 36px;
    border-top-style: solid;
}

.r-bd .level .m-bd .col-3.item1 .icon-polygons,
.r-bd .level .m-bd .col-3.item1 .icon-num-box {
    background-color: #FF9900;
}

.r-bd .level .m-bd .col-3.item1 .icon-polygons .top,
.r-bd .level .m-bd .col-3.item1 .icon-num-box .top {
    border-bottom-color: #FF9900;
}

.r-bd .level .m-bd .col-3.item1 .icon-polygons .bottom,
.r-bd .level .m-bd .col-3.item1 .icon-num-box .bottom {
    border-top-color: #FF9900;
}

.r-bd .level .m-bd .col-3.item2 .icon-polygons,
.r-bd .level .m-bd .col-3.item2 .icon-num-box {
    background-color: #99CC33;
}

.r-bd .level .m-bd .col-3.item2 .icon-polygons .top,
.r-bd .level .m-bd .col-3.item2 .icon-num-box .top {
    border-bottom-color: #99CC33;
}

.r-bd .level .m-bd .col-3.item2 .icon-polygons .bottom,
.r-bd .level .m-bd .col-3.item2 .icon-num-box .bottom {
    border-top-color: #99CC33;
}

.r-bd .level .m-bd .col-3.item3 .icon-polygons,
.r-bd .level .m-bd .col-3.item3 .icon-num-box {
    background-color: #0099CC;
}

.r-bd .level .m-bd .col-3.item3 .icon-polygons .top,
.r-bd .level .m-bd .col-3.item3 .icon-num-box .top {
    border-bottom-color: #0099CC;
}

.r-bd .level .m-bd .col-3.item3 .icon-polygons .bottom,
.r-bd .level .m-bd .col-3.item3 .icon-num-box .bottom {
    border-top-color: #0099CC;
}

.r-bd .level .m-bd .col-3.item4 .icon-polygons,
.r-bd .level .m-bd .col-3.item4 .icon-num-box {
    background-color: #f63a3b;
}

.r-bd .level .m-bd .col-3.item4 .icon-polygons .top,
.r-bd .level .m-bd .col-3.item4 .icon-num-box .top {
    border-bottom-color: #f63a3b;
}

.r-bd .level .m-bd .col-3.item4 .icon-polygons .bottom,
.r-bd .level .m-bd .col-3.item4 .icon-num-box .bottom {
    border-top-color: #f63a3b;
}

.icon-num-box a {
    color: white;
}

.r-bd .level .m-bd .col-3 .icon-level,
.r-bd .level .m-bd .col-3 .intro {
    padding-top: 30px;
}

.r-bd .level .m-bd .col-3 .intro {
    margin: 0 auto;
    width: 195px;
    width: 72%;
    height: 126px;
    font-size: 14px;
    line-height: 22px;
    color: #777;
}

.r-bd .level .m-bd .col-3 .icon-num {
    margin-top: 30px;
}

.r-bd .level .m-bd .col-3 .icon-num-box {
    margin: 0 auto;
    width: 100px;
    height: 100px;
    line-height: 100px;
    color: #fff;
    font-size: 20px;
    -moz-border-radius: 50px;
    -webkit-border-radius: 50px;
    border-radius: 50px;
}

.r-bd .course {
    padding-top: 50px;
    padding-bottom: 50px;
    background-color: #fff;
    background-image: url(../image/bg.jpg);
    background-repeat: no-repeat;
    background-position: center;
}

.r-bd .course .m-bd {
    margin-top: 46px;
}

.r-bd .course .m-bd .course-box {
    float: left;
    margin-top: 30px;
    width: 25%;
}

.r-bd .course .m-bd .course-box .box {
    position: relative;
    margin: 0 auto;
    width: 560px;
    width: 93%;
    height: 200px;
    background-repeat: no-repeat;
    background-position: center;
    background-position: 0 0;
    border-radius: 7px;
    overflow: hidden;
}

.r-bd .course .m-bd .course-box .box.active .text {
    top: 0;
}

.r-bd .course .m-bd .course-box .box.active .text h3 {
    margin-top: 35px;
}

.r-bd .course .m-bd .course-box .box .text {
    position: absolute;
    left: 0;
    top: 135px;
    width: 560px;
    width: 100%;
    height: 160px;
    padding-top: 20px;
    padding-bottom: 20px;
    color: #fff;
    filter: alpha(opacity=50);
    background-color: #000;
    background-color: rgba(0, 0, 0, 0.5);
    transition: all .3s;
    -moz-transition: all .3s;
    -webkit-transition: all .3s;
    -o-transition: all .3s;
}

.r-bd .course .m-bd .course-box .box h3 {
    margin-bottom: 20px;
    font-size: 24px;
    font-weight: bold;
    transition: all .3s;
    -moz-transition: all .3s;
    -webkit-transition: all .3s;
    -o-transition: all .3s;
}

.r-bd .course .m-bd .course-box .box p {
    line-height: 26px;
    font-size: 14px;
}

.r-bd .course .m-bd .course-box.item1 .box {
    background-image: url(../image/01.jpg);
}

.r-bd .course .m-bd .course-box.item2 .box {
    background-image: url(404.png);
}

.r-bd .course .m-bd .course-box.item3 .box {
    background-image: url(404.png);
}

.r-bd .course .m-bd .course-box.item4 .box {
    background-image: url(../image/04.jpg);
}

.r-bd .equipment {
    padding-top: 50px;
    padding-bottom: 50px;
    background-color: #fff;
    border-top: 1px solid #e5e5e5;
}

.r-bd .equipment .m-bd {
    margin-top: 46px;
}

.r-bd .equipment .m-bd .equipment-video {
    position: absolute;
    left: 30px;
    top: 30px;
    height: 60px;
    width: 80px;
    background-color: #ccc;
}

.r-bd .equipment .m-bd .equipment-container {
    position: relative;
    float: left;
    width: 500px;
    height: 450px;
    overflow: hidden;
}

.r-bd .equipment .m-bd .equipment-container .equipment-slider {
    position: relative;
    margin-bottom: 15px;
    overflow: hidden;
}

.r-bd .equipment .m-bd .equipment-container .box {
    margin: 0 auto;
    height: 380px;
    width: 435px;
    background-image: url(../image/big-icon.jpg);
    background-repeat: no-repeat;
    background-position: 0 0;
}

.r-bd .equipment .m-bd .equipment-container .item1 .box {
    background-position: 0 0;
}

.r-bd .equipment .m-bd .equipment-container .item2 .box {
    background-position: 0 -380px;
}

.r-bd .equipment .m-bd .equipment-container .item3 .box {
    background-position: 0 -760px;
}

.r-bd .equipment .m-bd .equipment-container .item4 .box {
    background-position: 0 -1140px;
}

.r-bd .equipment .m-bd .text {
    float: right;
    height: 450px;
    width: 400px;
}

.r-bd .equipment .m-bd .text h3 {
    margin-top: 118px;
    font-size: 28px;
    font-weight: bold;
    line-height: 40px;
}

.r-bd .equipment .m-bd .text p {
    margin-top: 30px;
    font-size: 16px;
    line-height: 30px;
}

.r-bd .students {
    padding-top: 50px;
    padding-bottom: 50px;
    background-color: #504d62;
}

.r-bd .students .m-hd {
    color: #fff;
}

.r-bd .students .m-bd {
    position: relative;
    margin-top: 46px;
    overflow: hidden;
}

.r-bd .students .m-bd .students-container {
    position: relative;
    margin-left: 60px;
    margin-right: 60px;
}

.r-bd .students .m-bd .students-container .swiper-wrapper {
    padding-bottom: 160px;
}

.r-bd .students .m-bd .students-container .unslider-nav {
    text-align: center;
    height: 130px;
    margin-top: 30px;
}

.r-bd .students .m-bd .students-container .unslider-nav li {
    display: inline;
    display: inline-block;
    margin: 0 15px;
    height: 70px;
    width: 70px;
    background: none;
    border: 3px dashed #fff;
    border-radius: 100%;
    vertical-align: middle;
    filter: alpha(opacity=60);
    opacity: .6;
    transition: all .2s;
    -moz-transition: all .2s;
    -webkit-transition: all .2s;
    -o-transition: all .2s;
}

.r-bd .students .m-bd .students-container .unslider-nav li span {
    display: block;
    margin: 5px auto 0;
    height: 60px;
    width: 60px;
    background-position: center;
    background-repeat: no-repeat;
    background-size: 60px 60px;
    border-radius: 100%;
    transition: all .2s;
    -moz-transition: all .2s;
    -webkit-transition: all .2s;
    -o-transition: all .2s;
}

.r-bd .students .m-bd .students-container .unslider-nav li.active {
    height: 120px;
    width: 120px;
    border-width: 3px;
    filter: alpha(opacity=100);
    opacity: 1;
}

.r-bd .students .m-bd .students-container .unslider-nav li.active span {
    height: 110px;
    width: 110px;
    background-size: 120px 120px;
    transition: all .2s;
    -moz-transition: all .2s;
    -webkit-transition: all .2s;
    -o-transition: all .2s;
}

.r-bd .students .m-bd .students-container .unslider-nav .list1 {
    background-image: url(../image/head1.jpg);
}

.r-bd .students .m-bd .students-container .unslider-nav .list2 {
    background-image: url(../image/head2.jpg);
}

.r-bd .students .m-bd .students-container .unslider-nav .list3 {
    background-image: url(../image/head3.jpg);
}

.r-bd .students .m-bd .students-container .unslider-arrow {
    top: 105px;
    font-size: 36px;
    color: #fff;
}

.r-bd .students .m-bd .students-container .unslider-arrow.prev {
    left: -60px;
}

.r-bd .students .m-bd .students-container .unslider-arrow.next {
    right: -60px;
}

.r-bd .students .m-bd .students-container .box {
    padding-top: 40px;
    padding-bottom: 40px;
    height: 125px;
    background-color: #fff;
    border-radius: 15px;
}

.r-bd .students .m-bd .students-container .message {
    padding-left: 60px;
    padding-right: 60px;
}

.r-bd .students .m-bd .students-container .message h3 {
    font-size: 22px;
    font-weight: bold;
    margin-bottom: 20px;
}

.r-bd .students .m-bd .students-container .message p {
    font-size: 14px;
    line-height: 26px;
}

.r-bd .students .m-ft .btn {
    border-color: #fff;
    color: #fff;
}

.r-bd .students .m-ft .btn:hover {
    border-color: transparent;
}

.r-bd .step {
    padding-top: 50px;
    padding-bottom: 50px;
    background-color: #fff;
}

.r-bd .step .m-bd {
    padding-top: 60px;
}

.r-bd .step .step-lists li {
    float: left;
    display: block;
    width: 300px;
    width: 25%;
}

.r-bd .step .step-lists li .icon {
    position: relative;
    display: flex;
    display: -webkit-flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto;
    height: 174px;
    width: 174px;
    background-image: url(../image/step-sprite.jpg);
    background-repeat: no-repeat;
    background-position: center;
    background-position: 0 0;
}

.r-bd .step .step-lists li .icon .yes {
    position: absolute;
    left: 44px;
    top: 42px;
    display: block;
    height: 87px;
    width: 87px;
    background-color: #000;
    background-image: url(../image/step-sprite.jpg);
    background-repeat: no-repeat;
    background-position: -46px -221px;
    transition: -webkit-transform 0.5s ease-out;
    -webkit-transition: -webkit-transform 0.5s ease-out;
    -moz-transition: -moz-transform 0.5s ease-out;
    -o-transition: -o-transform 0.5s ease-out;
    -ms-transition: -ms-transform 0.5s ease-out;
}

.r-bd .step .step-lists li:hover .icon .yes {
    -webkit-transform: rotateY(360deg);
    -moz-transform: rotateY(360deg);
    -o-transform: rotateY(360deg);
    -ms-transform: rotateY(360deg);
    transform: rotateY(360deg);
}

.r-bd .step .step-lists li .text {
    padding-top: 25px;
}

.r-bd .step .step-lists li .step-num {
    font-family: "microsoft yahei light";
    font-size: 22px;
}

.r-bd .step .step-lists li .step-cn {
    margin-top: 15px;
    font-size: 26px;
    font-weight: bold;
}

.r-bd .step .step-lists li .step-intro {
    margin-top: 15px;
    font-size: 14px;
    color: #999;
}

.r-bd .step .step-lists li.step-1 .step-cn a {
    color: #ff2a2a;
}

.r-bd .step .step-lists li.step-1 .step-cn .yes {
    margin-left: 6px;
    display: inline-block;
    width: 30px;
    height: 20px;
    background-image: url(../image/hand.gif);
}

.r-bd .step .step-lists li.step-2 .icon .yes {
    background-position: -44px -393px;
}

.r-bd .step .step-lists li.step-3 .icon .yes {
    background-position: -44px -565px;
}

.r-bd .step .step-lists li.step-4 .icon .yes {
    background-position: -44px -740px;
}

.r-bd .honor {
    padding-top: 50px;
    padding-bottom: 50px;
    background-color: #f1f1f1;
}

.r-bd .honor .unslider {
    overflow: hidden;
}

.r-bd .honor .honor-container {
    position: relative;
    overflow: hidden;
    padding-top: 100px;
}

.r-bd .honor .unslider-nav {
    position: absolute;
    top: 0;
    bottom: inherit;
    width: 1200px;
    width: 100%;
}

.r-bd .honor .unslider-nav li {
    display: inline;
    display: inline-block;
    height: 60px;
    line-height: 60px;
    width: 215px;
    font-size: 32px;
    color: #333;
    background-color: transparent;
    cursor: pointer;
    opacity: 1;
    border-radius: 10px;
}

.r-bd .honor .unslider-nav li.active {
    line-height: 56px;
    font-weight: bold;
    color: #fff;
    background-color: #ff3636;
}

.r-bd .honor .media-lists ul {
    padding-top: 20px;
}

.r-bd .honor .media-lists li {
    float: left;
    height: 75px;
    width: 240px;
}

.r-bd .honor .media-lists li .image {
    display: block;
    height: 75px;
    width: 240px;
    background-repeat: no-repeat;
    background-image: url(../image/co.png);
}

.r-bd .honor .media-lists li.m-1 .image {
    background-position: 16px 0;
}

.r-bd .honor .media-lists li.m-1 .image:hover {
    background-position: -319px 0;
}

.r-bd .honor .media-lists li.m-2 .image {
    background-position: 28px -80px;
}

.r-bd .honor .media-lists li.m-2 .image:hover {
    background-position: -309px -80px;
}

.r-bd .honor .media-lists li.m-3 .image {
    background-position: 20px -154px;
}

.r-bd .honor .media-lists li.m-3 .image:hover {
    background-position: -331px -154px;
}

.r-bd .honor .media-lists li.m-4 .image {
    background-position: 14px -236px;
}

.r-bd .honor .media-lists li.m-4 .image:hover {
    background-position: -321px -236px;
}

.r-bd .honor .media-lists li.m-5 .image {
    background-position: 15px -315px;
}

.r-bd .honor .media-lists li.m-5 .image:hover {
    background-position: -320px -315px;
}

.r-bd .honor .honor-lists li {
    float: left;
    height: 100px;
    width: 150px;
}

.r-bd .honor .honor-lists li img {
    width: 140px;
    height: 100px;
}

@media screen and (max-width: 1458px) {
    .r-bd .level .m-bd .col-3 .box {
        width: 235px;
    }

    .r-bd .honor .media-lists li {
        width: 200px;
    }

    .r-bd .honor .media-lists li .image {
        width: 200px;
    }

    .r-bd .honor .honor-lists li {
        width: 125px;
    }

    .r-bd .honor .honor-lists li img {
        width: 120px;
        height: auto;
    }
}




.youfu {
    position: fixed;
    right: 0;
    top: 25%;
    z-index: 20;
    text-align: center;
}

@media screen and (max-width: 1200px) {
    .youfu {
        display: none;
    }
}

.youfu ul {
    border: 1px solid #E0E0E0;
    background: #FFF;
    padding-left: 0;
}

.youfu li a {
    padding: 8px;
    border-bottom: 1px solid #E0E0E0;
    display: inline-block;
}

.youfu li:first-child {
    background: #E60012;
    border-color: #E60012;
}

.youfu li:first-child a {
    color: #FFF;
}

.youfu li:last-child a {
    border-bottom-style: none;
    background: #E60012;
    color: #FFF;
}

.youfu li a:hover {
    background: #E60012;
    border-color: #E60012;
    color: #FFF;
    text-decoration: none;
}

#b4 {
    position: relative;
}

.hong {
    position: absolute;
    z-index: 90;
    right: 0;
    top: 222px;
    width: 130px;
    height: 40px;
    background: #E60012;
    padding: 10px 0;
    display: none;
}

.youfu .hong a {
    border-bottom-style: none;
    color: #FFF;
    padding: 10px 0;
}




.lesson_top {
    margin: auto;
    background-color: #F3F3F3;
}

.lesson {
    width: 1200px;
    padding: 30px 0;
    margin: auto;
}

.lesson .p {
    padding: 30px 20px;
}

.title1 {
    padding: 30px 15px;
}

.les-left {
    position: relative;
    height: 380px;
    background-color: #e05b20;
    width: 230px;
    float: left;
}

.les-left h3 {
    color: #FFF;
    padding-bottom: 10px;
}

.bottons {
    width: 100%;
    position: absolute;
    bottom: 0;
}

.bottons a {
    font-size: 14px;
    width: 49.7%;
    color: #fff;
    float: left;
    text-align: center;
    background: rgba(255, 255, 255, .2);
    line-height: 50px;
}

.bottons a:last-child {
    border-left: 1px solid #e05b20;
}

.les-left p {
    color: #FFF;
    line-height: 20px;
    font-size: 13px;
}

.les-right {
    float: left;
    width: 970px;
}

.les-right p {
    color: #000;
    font-size: 15px;
}

.les-right li {
    background-color: #FFF;
    width: 228px;
    height: 185px;
    margin: 0 0 10px 10px;
    text-align: center;
    display: inline-block;
    overflow: hidden;
}

.les-right li img:hover {
    transform: scale(1.1);
}

.les-right li p:hover {
    color: #e60014;
}




.poster-main {
    position: relative;
    width: 900px;
    height: 270px
}

.poster-main a,
.poster-main img {
    display: block;
}

.poster-main .poster-list {
    width: 900px;
    height: 270px
}

.poster-main .poster-list .poster-item {
    position: absolute;
    left: 0px;
    top: 0px
}

.poster-main .poster-btn {
    position: absolute;
    height: 100%;
    width: 100px;
    top: 0;
    z-index: 10;
    opacity: 0.5;
}

.poster-main .poster-prev-btn {
    left: 0;
}

.poster-main .poster-next-btn {
    right: 0;
}



.foot-lists .erweima {
    margin: -10px 0 0 -20px;
    padding-right: 40px;
}

.foot-lists .erweima img {
    width: 100%;
}

.luojiguanxi {
    width: 80%;
}

.only_pc {
    display: block;
}
.only_mobile {
    display: none;
}
@media screen and (max-width: 1200px) {
    .only_pc {
        display: none;
    }
    .only_mobile {
        display: block;
    }
}