@charset "UTF-8";
/* header */
.header{position:fixed;height:100px;  width:100%; background:url(../images/mian2_bg.png); z-index: 999999999999999999;}
.header .logo{display:block;width:265px;height:48px;padding:30px 0 0 10px;}
.header .logo img{display:block;width:100%;}

.header .search:hover{background-color:#fff;}
.header .search span{display:none;}
.header .user-icon span{display:none;}
.header .user-icon:hover{background-color:#fff;}
.header .back{position:absolute;top:0;left:0;display:block;width:50px;height:50px;text-indent:-9999em;background:url(../images/icon-back.png) no-repeat center center;background-size:12px 20px;}