.support-nav{
    margin-top: 65px;
}
.s-m-b>div{
    margin-top: 30px;
    overflow: hidden;
}
.s-m-b>div>a{
    display: block;
    width:200px;
    height:106px;
    background: white;
    float: left;
    margin-left: 40px;
    text-align: center;
    color:#000000;
}
.s-m-b>div>a:first-child,.s-m-b>div>a:nth-of-type(6){
    margin-left: 0px!important;
}
.support-main{
    width: 1200px;
    margin: 0 auto;
}
.s-m-b>p{
    font-size:24px;
    font-family:MicrosoftYaHei-Bold;
    font-weight:bold;
    color:rgba(0,0,0,1);
}
.s-m-t>p{
    font-size:16px;
    font-family:MicrosoftYaHei;
    font-weight:400;
    color:rgba(55,55,55,1);
    line-height:30px;
}
.s-m-t>p:first-child{
    font-size:24px;
    font-family:MicrosoftYaHei-Bold;
    font-weight:bold;
    color:rgba(0,0,0,1);
}
.s-m-t>hr{
    margin-bottom: 26px;
    border: none;
    height:1px;
    background:rgba(102,102,102,1);
}
.s-m-t{
    margin-top: 28px;
}
.s-m-b{
    margin-top: 39px;
}
.s-m-b>div>a>div{
    width: 30px;
    height: 35px;
    margin: 0 auto;
    background: url("https://phititans.oss-cn-beijing.aliyuncs.com/pc/images/support_zhichi.png");
    margin-top: 16px;
}
.s-m-b>div>a>p{
    font-size:16px;
    font-family:MicrosoftYaHeiLight;
    font-weight:300;
    color:rgba(0,0,0,1);
    margin-top: 20px;
}
.s-m-b>div>a:hover>div{
    background-position: -30px 0;
}
.s-m-b>div>a:hover{
    background:rgba(243,243,243,1);
    border-radius:2px;
}
.s-m-b>div>a>div:hover{
    background-position: -60px 0;
}