.juzhong{width:100%;background:#f4f4f4;padding:30px 0px;margin-top:20px;border-top:1px solid #eceaea;border-bottom:1px solid #eceaea;}
.weixinde{width:360px;background:url(../images/weixin.png) no-repeat;background-size:35px 35px;background-position:0px 3px;line-height:50px;text-indent:40px;display:block;color:#000;font-size:17px;margin:0 auto;}
.btn{background:#3ab131;color:#fff;
	line-height:25px;
	border:none;
	letter-spacing:1px;
	font-size:17px;
	outline:none;
	border-radius:5px;margin-left:5px;margin-top:-15px;}