body {margin: 0;padding: 0; background: #f7f7f7;}
#wapper {width: 80%;  text-align: center;margin: 0 auto;}
div {text-align: center;}
#wapper h4 {font-size: 45px; color: #333;}
#wapper img	{margin: 0 auto;padding: 0; width: 100%; }
.p1 {color: gray; font-size: 30px; float: left; margin-left: 20px;margin-right: 20px;}
.p2 {color: #50be68; font-size: 30px; float: left; margin-top: 25px;}
.weixin_back {width: 45px; float: left; }
.weixin_back img {display: block; }
.weixin_first {width: 350px;}
.p3 {float: left; font-size: 14px; margin-left: -280px;}
.weixin_cp {width: 100%;}
.weixin_cp img {text-align: center;}