*{margin:0; padding:0;}
a{color:#333333; text-decoration: none;}
ul,li{
    list-style: none;
}
.header{
    background-color: white;
    height: 80px;
    z-index: 99;
    position: fixed;
    top: 0;
    left: 0;
    width:100%;
}
.header div.content{
    width:1200px;
    margin:0 auto;
    overflow: hidden;
}
.header div.content div.l{
    float:left;
    height: 80px;
}
.header div.content div.l img{
    position: relative;
    top:50%;
    transform: translateY(-50%);
}
.header div.content div.r{
    float:right;
}
.header div.content div.r ul li{
    float:left;
    line-height: 80px;
    height: 80px;
    font-size:16px;
    padding:0 40px;
    transition: 0.3s all;
}
.header div.content div.r ul li.on,.header div.content div.r ul li:hover{
    background-color: #3b85f5;
    color: white;
}
.header div.content div.r ul li.on a,.header div.content div.r ul li:hover a{
    color: white;
}
.headerH{
    height: 80px;
}
img{
    width: 100%;
    display: block;
}
.list1{
    padding:80px 0 0 0;
    margin:0 auto;
    width:1200px;
}
.list2{
    padding:30px 0;
    margin:0 auto;
    width:1200px;
}
.list2 .tab{
    text-align: center;
    padding: 0;
    display: block;
}
.list2 .tab ul li{
    display: inline-block;
    width:198px;
    height: 50px;
    line-height: 50px;
    text-align: center;
    margin:0 18px;
    border:1px solid #3b85f5;
    color: #3b85f5;
    font-size:18px;
    cursor: pointer;
    transition: 0.3s all;
}
.list2 .tab ul li.on,.list2 .tab ul li:hover{
    background-color: #3b85f5;
    color: white;
}

.list2 .list div{
    padding:40px 0;
    display: none;
    overflow: hidden;
}
.list2 .list div#tablist2 ul li{
    float:left;
    width:22.5%;
    margin-right: 3.33333%;
}
.list2 .list div#tablist2 ul li:last-child{
    margin-right: 0%;
}
.list3{
    padding:30px 0 0 0;
    margin:0 auto;
    width:1200px;
}
.footer{
    text-align: center;
    padding:50px 0;
    background-color: #333333;
    margin-top: 100px;
}
.footer p{
    color: white;
    line-height: 40px;
    font-size: 16px;
}