.ss{width: 227px;height: 25px;/* background:#fff; */margin: 0px auto;/* float:right; */margin-top: 13px;position: relative;border: 1px solid #999;}
.i-search {
    width: 278px;
    height:40px;
    overflow: hidden;
    position: relative;}
.i-search .search-txt {
    width: 193px;
    padding-left: 15px;
    height:40px;
    line-height:40px;
    background: none;
    color: #999999;
    border:none;
    font-family:'微软雅黑';}

.i-search .search-btn {
    
width: 45px;
    
height:40px;
    
position: absolute;
    
right: 0px;
    
top:0px;
    
border: 0;
    
cursor: pointer;}


.i-search .search-btn:hover {
    opacity: 0.8;outline:none; color: #000;}
.i-search input {outline:none;}

html{min-width:1200px;}
.banner_bg{min-width:1200px;}