.search{float: left;width:300px; margin-left: 70px; height:32px; border-radius: 10px;  background: #fff;}
.ssk{width:250px; height:32px; line-height: 32px;  border:0;margin-left: 10px;}
.sou{height:30px;width: 40px ; float: right;  margin:1px 0;}