body{
    margin:0;
    padding:0;
}
body img{
    display: block;
    width: 100%;
}
.margin-top50{
    margin-top:50px;
}
.margin-top30{
    margin-top:30px;
}
.rules{
    margin: 30px 0;
    height: 30px;
    line-height: 30px;
    text-align: center;
}
.rules a{
    color:#000;
}
.rules-con{
    background: #fff;
    padding: 2%;
}
.rules-con li{
    margin: 20px 0;
}
.rules-con ol{
    padding-bottom: 50px;
}
.layui-m-layerbtn span[yes]{
    color:#000 !important;
}
.layui-m-layershade {
    background-color: rgba(0,0,0,0.4) !important;
    pointer-events: auto !important;
}
.layui-m-layerbtn{
    background-color: #fff !important;
}
.width90{
    width:85%;
    margin: auto;
}
.height100{
    height:100%;
    overflow:hidden;
}
.height100 body{
    height:100%;
    overflow:hidden;
}
.layui-layer-btn {
    text-align: center !important;
}