.aside-nav{position:fixed;z-index:999;top:50%;right:0;width:48px;bottom:0;height:92px;margin-top:-48px;}
.aside-nav a{
    display: block;
    color: #FFF;
    font-size: 16px;
    width: auto;
    height: 60px;
}
.aside-nav a:hover{
    background: #00a1e2;
}
.float_show.float_show1{
    position: absolute;
    top: 0;
    right: -172px;
    width: 180px;
    background: #000;
}
.float_show.float_show2{
    position: absolute;
    top: 62px;
    right: 0;
    width: 48px;
    background: #000;
}
.float_show.float_show2:hover{
    background: #00a1e2;
}
.aside-nav i{
    font-size: 28px;
    width: 48px;
    height: 60px;
    line-height: 60px;
    text-align: center;
    float:left;
    color: white;
}
.aside-nav span{
    display: block;
    float: left;
    height: 60px;
    line-height: 30px;
}
.float_show.float_show1 a:hover .float_show1{
    right: 30px !important;
}