.clearfix::after{content: '';display: block;clear: both;}
.search input{border: 0;padding: 0;margin: 0;font-weight: normal;}
.search-head .head_content{float: right;}
.search-head {margin-left: 20px; display: none;}
.serach,form {display: flex;margin:7px 0 0 20px; overflow: hidden; width: 210px;height: 30px;margin-top: 6px;border: 1px solid #c9c9c9;border-radius: 4px;margin-left: 10px;font-size: 0px;}
.serach img {height: 30px;vertical-align: top;}
.txt {height: 30px;width: 114px;padding-left: 10px;display: inline-block;font-size: 14px;outline: none;}
.serach .btn {width: 60px;background: #008ded;color: #fff;height: 32px;font-size: 14px;cursor: pointer;line-height: 32px;float: right;margin-top: -1px;margin-right: -1px;}