.clearfix::after {
    clear:both;
    content:".";
    display:block;
    height:0;
    visibility:hidden;
}


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

.index-title{font-size:16px;text-align:center;padding:50px 0;}
.index-title h2{font-size:36px;font-family:"Microsoft Yahei";font-weight:400;}
.index-title a{width:100px;height:36px;line-height:36px;border:1px solid #DBDCE0;text-align:center;font-size:14px;display:block;margin:25px auto 0;transition:all .2s;}
.index-title a:hover{background:#F96A69;color:inherit;border-color:#F96A69;color:#fff;}

.video .inner{display:block;cursor:pointer;}
.video .inner img{width:100%;transition:all .4s;}
.video .inner:hover img{transform:scale(1.05);}

.video-wrap{height:484px;display:flex;align-items:center;justify-content:space-between;margin: 60px 0;}

.video .vr-big{width:64%;height:100%;position:relative;overflow:hidden;}
.video .vr-big .text {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    color: #fff;
    padding: 0 30px 20px 30px;
    font-size: 18px;
    font-weight: bold;
}


.video .vr-big .text h3 {
    font-size: 24px;
    margin-bottom: 4px;
    color: #fff;
    margin: 0px;
    text-align: left;
}

.video .vr-big .link{width:130px;height:48px;font-size:16px;line-height:48px;text-align:center;position:absolute;z-index:2;right:30px;bottom:20px;border:1px solid #eee;color:#fff;transition:all .2s;}
.video .vr-big .link:hover{background:#F96A69;border-color:#F96A69;color:#fff;}
.video .vr-big .play{width:83px;height:83px;background:rgba(0,0,0,.4) url(/resources/web/security/images/3f_play_left.png) no-repeat center center;position:absolute;left:50%;top:50%;margin:-21px 0 0 -21px;border-radius:50%;cursor:pointer;transition:all .2s;}
.video .vr-big .play:hover{background-color:rgba(0,0,0,.6);}

.video .vr-right{width:34.5%;height:100%;display:flex;flex-wrap:wrap;align-content:space-between;}
.video .vr-small{width:100%;height:232px;position:relative;overflow:hidden;}
.video .vr-small .text {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 0 20px 20px 20px;
    font-size: 18px;
    color: #fff;
    font-weight: bold;
}
.video .vr-small .link{width:30px;height:30px;position:absolute;background:url(/resources/web/security/images/3f_icon.png) no-repeat center center;right:20px;bottom:14px;z-index:2;transition:all .2s;}
.video .vr-small .link:hover{background-image:url(/resources/web/security/images/3f_icon_02.png);}
.video .vr-small .play{width:51px;height:51px;background:rgba(0,0,0,.4) url(/resources/web/security/images/3f_play_right.png) no-repeat center center;position:absolute;left:50%;top:50%;margin:-25px 0 0 -25px;border-radius:50%;cursor:pointer;transition:all .2s;}
.video .vr-small .play:hover{background-color:rgba(0,0,0,.6);}



.header .layui-nav .layui-nav-item {
    margin-right: 40px;
    line-height: 70px;
    font-weight: 600;
}
.header .layui-nav .layui-this:after, .layui-nav-bar {
    background-color: #ffffff;
}
.header .layui-nav .layui-nav-item a {
    color: #5d6267;
    font-size: 18px;
}

.blog-item-text h3 {
    color: #f77f18;
    padding: 10px 20px;
    font-size: 16px;
    line-height: 30px;
}


/*效益*/
.benefit{width: 100%;height: auto;overflow: hidden;text-align: center;}
.benefit h2.title{padding-top: 125px;}
.benefit .items{width: 100%;height: auto;overflow:hidden;padding: 60px 0 60px 0;}
.benefit .items ul{display: flex;justify-content: center;}
.benefit .items ul li{width: 275px;height: auto;overflow: hidden;margin: 0 10px;text-align: center;transition: all .3s;}
.benefit .items ul li:hover{transition: all .3s;transform: translateY(-5px);}
.benefit .items ul li p.title{font-size: 20px;color: #333333;padding: 0px 0 10px 0;}


.item h2 {
    background: url(https://uhomeonline.xsmedu.org.cn/uploads/20230331/3c86f315a854055f5d8be6da9f946d26.png) no-repeat;
    background-position: center center;
    font-size: 25px;
    letter-spacing: 2px;
    font-weight: 600;
    color: #080808;
    text-align: center;
    margin: 65px 0 30px 0;
}
.item h2 i {
    color: #ff6600;
    font-style: normal;
}
.layui-btn {
    background: #ff874a;
    color: #ffffff;
    border-radius: 10px;
    font-weight: 600;
    font-size: 20px;
    letter-spacing: 4px;
    width: 200px;
    margin: 10px;
}


.module2 .title {
    color: #333333;
    font-size: 22px;
    font-weight: 600;
    padding: 25px 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.module2 .title i {
    width: 50px;
    height: 20px;
    background: linear-gradient(to right, #ff6600, #ffddc2);
}
.module2 .title span {
    margin-left: -15px;
}



/* 必要布局样式css */
.serve-content {
    position: relative;
}

.serve-content-box {
    width:1200px;
    margin: 0 auto;
}

.serve-content-title {
    text-align: center;
    font-size: 32px;
    color: #333;
    padding-top: 124px;
    padding-bottom: 15px;
}

.serve-content-text {
    width: 184px;
    margin: 0 auto;
    margin-bottom: 50px;
    text-align: center;
    background: url(/resources/web/security/images/icon-line.jpg) repeat-x left center;
}

.serve-content-text em {
    display: inline-block;
    padding: 0 10px;
    background: #FFF;
    font-size: 14px;
    color: #777;
    font-style: normal;
}

.serve-content-btn {
    text-align: center;
    padding: 45px 0 20px;
}
.serve-content-btn a {
    display: inline-block;
    width: 190px;
    height: 55px;
    background-color: #f60;
    color: #fff;
    border-radius: 8px;
    font: 400 16px/55px 微软雅黑;
}

.serve-content-list {
    width:22%;
}

.serve-content-info {
    flex:1;
    height: 337px;
    overflow: hidden;
    margin: 0 10px;
    position: relative;
}

.serve-content-btn a:hover {
    background: #FF9800;
}

.serve-content-middle {
    overflow: hidden;
    display: flex;
    justify-content: center;
}
.serve-content-list ul{
    display:flex;
    flex-wrap: wrap;
}

.serve-content-list ul li {
    width: 100%;
    display: flex;
    justify-content: left;
    align-items: center;
    height:102px;
    background: #d6d6d6;
    border: 2px solid #d6d6d6;
    margin-bottom: 10px;
    cursor: pointer;
    padding: 0 20px;
}

.serve-content-list ul .on {
    background: #FFF;
    border: 2px solid #ff6600;
}

.serve-content-list ul li span {
    display: block;
    width: 28px;
    height: 28px;
    margin-right: 15px;
    overflow: hidden;
}

.serve-content-list ul li p {
    display: block;
    overflow: hidden;
    line-height: 28px;
    color: #333;
    font-size: 18px;
}

.serve-content-list ul .on p {
    color: #ff6600;
}

.serve-content-list ul .on span img {
    margin-top: -28px;
}

.serve-content-info ul {
    width: 100%;
    height: 337px;
    position: absolute;
    left: 0;
    top: 0;
}

.serve-image-img img{
    width:100%;
    height:337px;
}

.serve-image-box {
    background: #9e9e9e6e;
    width: 100%;
    height: 195px;
    padding: 47px 159px;
    position: absolute;
    top: 72px;
    left: 0;
}

.serve-image-comm1 {
    width: 48px;
    height: 29px;
    position: absolute;
    left: 80px;
    top: 28px;
}

.serve-image-comm2 {
    width: 48px;
    height: 29px;
    position: absolute;
    right: 95px;
    bottom: 35px;
}

.serve-image-info {
    width: 322px;
    height: 99px;
}

.serve-image-info-title {
    overflow: hidden;
}

.serve-image-info-title span {
    display: block;
    float: left;
    width: 32px;
    height: 32px;
    margin-right: 10px;
}

.serve-image-info-title span img {
    display: block;
    float: left;
}

.serve-image-info-title p {
    line-height: 32px;
    display: block;
    float: left;
    font-size: 22px;
    color: #fff;
}

.serve-image-info strong {
    display: block;
    font-size: 20px;
    color: #000000;
    line-height: 24px;
    padding-top: 110px;
}

.play {
    width: 83px;
    height: 83px;
    background: rgba(0,0,0,.4) url(/resources/web/security/images/3f_play_left.png) no-repeat center center;
    position: absolute;
    border-radius: 50%;
    cursor: pointer;
    transition: all .2s;
}

.header .layui-nav {
    background-color: #fff;
    color: #3E454D;
    padding: 0 20px 0 0;
    height: 70px;
}