*, :after, :before {
    box-sizing: border-box;
    -moz-box-sizing: border-box;
}
body,html{
    width: 100%;
    min-width: 1380px;
}
.header .nav{
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 99;
    font-size: 14px;
    background: #fff;
    height: 50px;
    line-height: 50px;
    /*padding: 0 1.12rem 0 4rem;*/
    padding-right: 80px;
    -webkit-box-shadow: 0 8px 12px rgb(0 0 0 / 10%);
    box-shadow: 0 8px 12px rgb(0 0 0 / 10%);
}
.header .empty{
    height: 50px;
}



.banner {
    /*background-image: linear-gradient(180deg, #e1e7ef 0%, #f2f8ff 100%);*/
    background: #f3f4f6;
}
.banner-main {
    float: left;
    height: 650px;
    width: calc(100% - 640px);
    padding-right: 50px;
}
.banner-img {
    float: left;
    height: 400px;
    width: 640px;
    position: relative;
}
.banner-main .banner-info {
    display: inline-block;
    vertical-align: middle;
    line-height: 1rem;
}
.banner-img img {
    display: block;
    margin: 0 auto;
    width: 100%;
    margin-top: 120px;
}

.banner-main .banner-info {
    display: inline-block;
    vertical-align: middle;
    line-height: 1rem;
}
.banner-main .banner-topic {
    font-size: 18px;
    color: #000000;
    line-height: 22px;
    margin-bottom: 14px;
}
.banner-main h1 {
    color: #000;
    font-size: 30px;
    font-weight: bold;
    line-height: 60px;
}
.banner-main p {
    font-size: 14px;
    color: #575b62;
    letter-spacing: 0;
    line-height: 24px;
    margin-top: 20px;
    margin-bottom: 40px;
}

.l-btn.orange {
    color: #fff;
    border: 1px solid #f59a23;
    background: #f59a23;
}
.l-btn {
    height: 48px;
    line-height: 48px;
    padding: 0 30px;
    border: 1px solid #f59a23;
    color: #f59a23;
    font-size: 16px;
    vertical-align: middle;
    text-align: center;
    transition: all 0.3s;
    border-radius: 4px;
    float: left;
    margin-top: 10px;
    margin-right: 20px;
}
.l-btn + .l-btn {
    margin-right: 0;
}
.l-btn {
    height: 48px;
    line-height: 48px;
    padding: 0 30px;
    border: 1px solid #f59a23;
    color: #f59a23;
    font-size: 16px;
    vertical-align: middle;
    text-align: center;
    transition: all 0.3s;
    border-radius: 4px;
    float: left;
    margin-top: 10px;
    margin-right: 20px;
}


.l-section {
    padding-top: 56px;
    padding-bottom: 56px;
    background: #fafcff;
}
.l-title {
    padding-bottom: 40px;
    font-size: 0;
    text-align: center;
}
.l-title h2 {
    font-size: 28px;
    color: #000;
    font-weight: bold;
}
.manage ul li {
    float: left;
    margin-right: 20px;
    width: calc(calc( 100% - 60px ) / 4);
    text-align: center;
    padding: 30px 40px;
}
.manage ul li:last-child {
    margin-right: 0;
}
.manage ul li i {
    width: 80px;
    height: 80px;
    display: inline-block;
    background-size: 100% 100% !important;
    margin-bottom: 10px;
}
.manage ul li h3 {
    font-size: 16px;
    font-weight: bold;
    line-height: 22px;
    color: #000000;
    margin-bottom: 10px;
}
.manage ul li p {
    font-size: 14px;
    color: #666666;
    line-height: 20px;
}


.introduce {
    padding-bottom: 0;
}
.introduce .l-container {
    width: 100%;
    background: #fafcff;
}

.l-container {
    width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.introduce .l-title {
    /*background: #fff;*/
}
.introduce .solution-tab {
    position: relative;
}
.introduce .solution-tab > .tab_btn {
    text-align: center;
    /*background: #fff;*/
}
.introduce .solution-tab > .tab_btn li {
    display: inline-block;
    float: none;
    /*margin-right: 20px;*/
    width: auto !important;
    transition: all 0.3s;
}
.introduce .solution-tab > .tab_btn .active > h3 {
    background: #00adbb;
    color: #fff;
}
.introduce .solution-tab > .tab_btn h3 {
    background: #f3f7fd;
    border-radius: 20px;
    padding: 0 18px;
	margin-right: 5px;
    color: #333333;
    transition: all 0.3s;
    margin-bottom: 20px;
    cursor: pointer;
}
.introduce .solution-tab > .tab_btn li:nth-child(1).active i {
    background: url(https://www.beisen.com/public/mobile/fer/upimg/jixiaoy/introduce-icon-01-h.svg) !important;
}
.introduce .solution-tab > .tab_btn li:nth-child(2).active i {
    background: url(https://www.beisen.com/public/mobile/fer/upimg/jixiaoy/introduce-icon-02-h.svg) !important;
}
.introduce .solution-tab > .tab_btn li:nth-child(3).active i {
    background: url(https://www.beisen.com/public/mobile/fer/upimg/jixiaoy/introduce-icon-03-h.svg) !important;
}
.introduce .solution-tab > .tab_btn li:nth-child(4).active i {
    background: url(https://www.beisen.com/public/mobile/fer/upimg/jixiaoy/introduce-icon-04-h.svg) !important;
}
.introduce .solution-tab > .tab_btn li:nth-child(5).active i {
    background: url(https://www.beisen.com/public/mobile/fer/upimg/jixiaoy/introduce-icon-05-h.svg) !important;
}
.introduce .solution-tab > .tab_btn h3 i {
    display: inline-block;
    width: 24px;
    height: 24px;
    background-size: cover;
    vertical-align: middle;
    margin-right: 10px;
	display: none;
}

.introduce .solution-tab > .tab_btn .active > h3 span {
    color: #fff !important;
}
.introduce .solution-tab > .tab_btn h3 span {
    font-size: 16px;
    line-height: 40px;
    display: inline-block;
    vertical-align: middle;
    transition: all 0.3s;
    font-weight: bold;
}

.introduce .tab_item {
    width: 1200px;
    margin-left: auto;
    margin-right: auto;
}
.introduce .content-box {
    padding: 30px 0;
    display: flex;
    /* align-items: center; */
    justify-content: center;
}
.introduce .content-box .l-content-left {
    margin-right: 60px;
    width: calc((100% - 60px ) / 2.5 );
}
.introduce .content-box .solution-img-box img {
    display: inline-block;
    width: 100%;
}
.introduce .content-box .l-content-right {
    width: calc((100% - 60px ) / 2 );
    padding-top: 60px;
    padding-left: 60px;
}
.introduce .content-box .solution-info-box h3 {
    font-size: 24px;
    color: #333333;
    line-height: 33px;
    margin-bottom: 30px;
    font-weight: bold;
}
.introduce .content-box .solution-info-box ul li {
    padding-left: 5px;
    position: relative;
}
.introduce .content-box .solution-info-box p {
    font-size: 14px;
    color: #666;
    line-height: 24px;
    margin-bottom: 20px;
}
.introduce .content-box .solution-info-box ul li:first-child:after{
	display: none;
}
.introduce .content-box .solution-info-box ul li:after {
    /*content: "";*/
    /*width: 12px;*/
    /*height: 12px;*/
    /*background: url(https://www.beisen.com/public/mobile/fer/upimg/jixiaoy/check-icon.svg);*/
    /*background-size: cover;*/
    /*position: absolute;*/
    /*left: 0;*/
    /*top: 3px;*/
	content: "";
    position: absolute;
    left: -20px;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: #2cc6d0;
}
.mb {
    display: none !important;
}


/*视频模块*/
.video-operate{
    max-width: 100%;
    overflow: hidden;
}
.video-operate-wrap {
    display: flex;
    flex-flow: row nowrap;
    width: 1200px;
    margin: 0 auto;
    justify-content: space-between;
    align-items: flex-end;
    position: relative;
    padding-bottom: 120px;
}
.intro-frame {
    padding-top: 92px;
    width: 480px;
}

.video-operate-wrap > .intro-frame > h2 {
    height: 36px;
    font-size: 26px;
    font-weight: 400;
    color: #1a1a1a;
    line-height: 36px;
    margin-bottom: 32px;
}
.video-operate-wrap > .intro-frame > p {
    /*height: 64px;*/
    font-size: 14px;
    font-weight: 400;
    color: #666666;
    line-height: 24px;
    margin-bottom: 6px;
	text-align: justify;
}
.video-operate-wrap > .intro-frame > ul > li:not(:last-child) {
    margin-bottom: 24px;
}
.video-operate-wrap > .intro-frame > ul > li {
    font-size: 18px;
    font-weight: 400;
    color: #333333;
}
.video-operate-wrap > .intro-frame > ul > li:before {
    content: "";
    display: inline-block;
    width: 16px;
    height: 16px;
    background: #009cf6;
    border-radius: 50%;
    margin-right: 24px;
}
.video-operate-wrap .video-frame {
    position: absolute;
    padding-top: 88px;
    width: 840px;
    padding-right: 200px;
    right: -170px;
    top: 40px;
    background: url('../img/backvi.png') no-repeat top right;
    background-size: contain;
}

#v1 {
    display:block;
}
.p1 {
    background-color: black;
    height:360px;
    background-image: url('../img/back.jpg');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    display:flex;
    align-items: center;
    position: absolute;
    padding-top: 88px;
    left: 0px;
    width: 640px;
    /*padding-right: 200px;*/
    right: -170px;
    top: 88px;
    cursor: pointer;
}
.p1 img {
     width:10%;
     margin-left: 45%;
     margin-top: -13%;
}

.video-operate-wrap .video-frame > video {
    width: 100%;
}
.evaluate-container{
    /*width: 1200px;*/
    margin: 0 auto;
    background: #f4f7ff;
    padding: 40px 0;
}

.evaluate-container .swiper-container .swiper-button-next{
    right: 0px;
}
.evaluate-container .swiper-container .swiper-button-prev{
    left: 0px;
}

.evaluate-container .swiper-container{
    padding: 60px 0;
    width: 1200px;
    margin: 0 auto;
    height: 420px;
}

.evaluate-container .comments-frame{
    background: #FFFFFF;
    position: relative;
    display: flex;
    flex-flow: column nowrap;
    justify-content: flex-start;
    align-items: center;
    position: relative;
    padding-top: 40px;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
}
.evaluate-container .swiper-slide-active{
    box-shadow: 0 2px 29px 0 #14152d47;
    /*transform: scale(1.2);*/
    border-radius: 2px;
}

.comments-frame > img {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    position: absolute;
    top: -32px;
    left: 50%;
    -webkit-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    transform: translateX(-50%);
}

.comments-frame > div {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    flex-flow: row nowrap;
    justify-content: flex-start;
    align-items: center;
    margin-bottom: 26px;
}
.comments-frame > div > img {
    width: 19px;
    height: 18px;
}
.comments-frame > p {
    width: 310px;
    /*margin: 0 auto 32px;*/
    /*height: 120px;*/
    font-size: 14px;
    font-weight: 400;
    color: #666666;
    line-height: 20px;
    text-shadow: 0px 5px 10px #0000001c;
    text-align: justify;
}
/*.swiper-slide-active.comments-frame > p{*/
/*    line-height: 28px;*/
/*}*/
.comments-frame > span {
    font-size: 13px;
    font-weight: 400;
    color: #666666;
    text-shadow: 0px 5px 10px #0000001c
}

.footer{
    width: 100%;
    background-color: #000;
    color: #fff;
}














.swiper-container {
    width: 100%;
    height: 500px;
}
.swiper-slide {
    text-align: center;
    font-size: 18px;
    background: #fff;

    /* Center slide text vertically */
    display: -webkit-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    -webkit-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    transition: 300ms;
    transform: scale(0.8);
}
.swiper-slide-active,.swiper-slide-duplicate-active{
    transform: scale(1);
}
.layout{
	max-width: 1600px;
	width: 100%;
	margin-left: auto;
	margin-right: auto;
	padding-bottom: 40px;
}
.layout-left{
	padding: 60px;
}
.layout-right{
	padding: 0px;
}
.layout .s_title{
    color: #1c5cb0;
}
.layout .s_text{
    font-size: 14px;
    color: silver;
}
.layout .s_desc{
    font-size: 16px;
    color: #333;
}
.layout .s_subtitle{
	font-size: 22px;
	color: #093f93;
	line-height: 1.5;
}
.layout .s_line{
	border-top-style: solid;
	border-top-width: 4px;
	border-top-color: #093f93;
	max-width: 68px;
}
.theme-blue{
    background-color: #083985;
}
.theme-blue .s_subtitle,.theme-blue .s_desc,.theme-blue .s_line{
	color: #fff;
	border-top-color: #fff;
}
.font14 .s_desc{
	font-size: 14px;
}

.project-container{
	padding-top: 100px;
	padding-bottom: 80px;
	display-radio: 1;
	background-color: #f4f5fa;
}

.project-container .s_text{
    font-size: 14px;
    color: silver;
}
.project-container .s_desc{
    font-size: 16px;
    color: #333;
}
.project-container .s_title{
    color: #1c5cb0;
    font-size: 40px;
	font-weight: 400;
}
.project-container .project-text{
	padding-top: 25px;
	padding-bottom: 25px;
	padding-left: 30px;
	padding-right: 30px;
    background-color: #fff;
	color: #333;
    transition: all ease .5s;
}
.project-container .project-item{
	cursor: pointer;
	margin-bottom: 30px;
}
.project-container .project-item .project-image{
	overflow: hidden;
    background: #000;
	position: relative;
}
.project-container .project-item .project-image::after {
    content: '+';
    position: absolute;
    left: 50%;
    top: 60%;
    transform: translate(-50%,-50%);
    z-index: 10;
    color: #fff;
    height: 50px;
    width: 50px;
    border-radius: 100%;
    border: 2px solid #fff;
    text-align: center;
    line-height: 40px;
    font-size: 24px;
    vertical-align: middle;
    transition: all ease .35s;
    opacity: 0;
    pointer-events: none;
}
.project-container .project-item:hover .project-image::after {
    opacity: 1;
    top: 50%;
}
.project-container .project-item .project-image img {
    transition: all ease .8s;
}

.project-container .project-item:hover .project-text {
    background-color: #003b83;
    color: #fff;
}
.project-container .project-item:hover .project-image img {
    transform: scale(1.1);
    opacity: .7;
}

#course {
    position: relative;
    width: 1200px;
    margin: 0 auto;
}

#course .swiper-container {
	padding-bottom: 60px;
}

#course  .swiper-slide .slide-title{
    position: absolute;
	width: 100%;
	bottom: 0;
	color: #fff;
	line-height: 80px;
	font-size: 28px;
	text-shadow: 2px 3px 1px #333;
	text-align: center;
}
#course .swiper-slide {
	width: 520px;
	 height: 408px;
	background: #fff;
	box-shadow: 0 8px 30px #ddd;
}
#course  .swiper-slide img{
	display:block;
}

#course .swiper-pagination {
	width: 100%;
	bottom: 20px;
}

#course .swiper-pagination-bullets .swiper-pagination-bullet {
	margin: 0 5px;
	border: 3px solid #fff;
	background-color: #d5d5d5;
	width: 10px;
	height: 10px;
	opacity: 1;
}

#course .swiper-pagination-bullets .swiper-pagination-bullet-active {
	border: 3px solid #00aadc;
	background-color: #fff;
}

#course .swiper-button-prev {
	 left: -30px;
	width: 45px;
	height: 45px;
    background: url(../img/wm_button_icon.png) no-repeat 0 0;
    background-size: 100%;
}
#course .swiper-button-prev:after {
    content: '';
}
#course .swiper-button-next {
    right: -30px;
    width: 45px;
    height: 45px;
    background: url(../img/wm_button_icon.png) no-repeat 0 -93px;
    background-size: 100%;
}
#course .swiper-button-next:after {
    content: '';
}
#course .swiper-slide.swiper-slide-active .p1:hover {
    background-color: rgba(0, 0, 0, 0.3);
}
#course .swiper-slide:nth-child(1) .p1 {
    background-image: url("../img/bg_01.jpg");
}
#course .swiper-slide:nth-child(2) .p1 {
    background-image: url("../img/bg_02.jpg");
}
#course .swiper-slide:nth-child(3) .p1 {
    background-image: url("../img/bg_03.jpg");
}

#course .swiper-slide .p1 {
    width: 100%;
    height: 100%;
    top: 0;
    padding: 0;
}
#course .swiper-slide .p1>img {
    opacity: 0.7;
    left: 50%;
    margin-left: calc(-52px / 2);
    position: absolute;
    top: 50%;
    margin-top: calc(-52px / 2);
}

#course .swiper-button-prev:hover {
	background-position: 0 -46px;
	background-size: 100%
}
#course .swiper-button-next:hover {
	background-position: 0 -139px;
	background-size: 100%
}



@media only screen and (max-width: 480px) {
	#course .swiper-slide .slide-title {
		font-size: 16px;
		line-height: 40px;
	}
	#course .swiper-slide{
		width: 80%;
	}

}