.weixin-wrap{
    background:url("/content/images/weixin/weixin-bg.jpg") center center repeat;
}
.weixin-wrap .weixin-hd{
    height:478px;
    background:url("/content/images/weixin/weixin-img1.jpg") center center no-repeat;
}
.weixin-bd{
    text-align:center;
 }
.weixin-bd img{ vertical-align:middle;}
.add-qun-btn{height:300px; text-align:center; margin-bottom:-80px;}
.add-qun-btn a{
    width:234px;
    height:55px;
    background:url("/content/images/weixin/addqun-btn.png") no-repeat;
    display:block;
    margin:0 auto;
    text-indent:-500px;
    overflow:hidden;
 }
 .add-qun-btn a:hover{ background-position:0 -62px;}
 .add-qun-btn a:active{ background-position:0 -124px;}