*{
    margin: 0;
    padding: 0;
}
li{
    list-style: none;
}
a{
    text-decoration: none;
    -webkit-tap-highlight-color:transparent;
}
body{
    width: 100%;
    font-size:16px;
    color: #333;
    background-color: #f6f5fa;
}
.page_container{
    width: 100%;
    height: 100vh;
    overflow: hidden;
}
/*µ¼؛½*/
.nav_list{
    width: 100%;
    height:60px;
    line-height: 60px;
    overflow: hidden;
    background-color: #2177da;
}
.nav_list ul{
    width: 94%;
    margin: 0 auto;
}
.nav_list ul li{
    float: left;
    width: 16.66%;
    font-size: 16px;
    text-align: center;
}
.nav_list ul li img{
    width: 40px;
    margin-top: 20px;
}
.nav_list ul li a{
    color: #fff;
}

.center{
    width: 100%;
    height: calc(100vh - 120px);
    overflow-y: auto;
    margin-top: 60px;
}

/*footer*/
.footer{
    width: 100%;
    height: 60px;
    color: #fff;
    text-align: center;
    line-height: 60px;
    font-size: 15px;
    background-color: #19212f;
}
.footer a{color:#fff}
.piaochuang{
    position: fixed;
    right: 0;
    top:65vh;
    z-index: 5;
}
.piaochuang img{
    width: 42px;
}
/*اه³‎¸،¶¯*/
.clearfix:after{
    content:".";
    display:block;
    height:0;
    visibility:hidden;
    clear:both;
}
.clearfix{
    zoom:1;
}