/*客服*/
#btnby{
    width:360px;
    height:50px;
    line-height:50px;
    text-align:center;
    background:#00AC56;
    position:fixed;
    right:0px;
    text-indent:1em;
    font-family:'微软雅黑';
    font-size:16px;
    font-weight:bold;
    color:#fff;
    bottom:500px;
    background:url('../img/pckefu.png')
}
#boxby{
    height:500px;
    width:360px;
    background:#f5f5f5;
    position:fixed;
    right:0px;
    bottom:0px
}
#bboxby{
    border-top:2px solid #e3e3e3;
    border-left:2px solid #e3e3e3;
    position:fixed;
    right:0px;
    bottom:0px;
    width:360px;
    height:550px;
    box-shadow:-2px -2px 5px #aaa;
    display:none;
    z-index: 1000000;
}
#main{
    min-height:500px;
    width:100%;
    height:100%;
}