.sevice{margin-bottom: 60px;}
.sevice-leirong{}
.sevice-leirong h4{font-size: 20px;color: #555;margin: 30px 0;}
.sevice-leirong div{width: 100%;overflow: hidden;border-top:1px solid #e5e5e5;background: #fff;padding: 0px 25px;margin-bottom: 30px;transition: 0.5s;}
.sevice-leirong div p{font-size: 16px;color: #888;line-height: 24px;transition: 0.5s;height:0;}
.bot{float: right;background: url(../images/icon/xia.png) no-repeat;width: 18px;height: 10px;margin-top: 10px;padding: 10px;}