@charset "UTF-8";
/* header */
.header{position:relative;height:70px;background:#fff;}
.header .logo{display:block; width:330px; float:left; font-size:12px; color:#11983c }
.header .logo img { vertical-align:middle; margin-top:10px }
.header .search{width:49px; float:right;}
.header .user-icon{width:43px; float:right;}
.header .back{position:absolute;top:0;left:0;display:block;width:50px;height:50px;text-indent:-9999em; background:url(icon-back.png) no-repeat center center;background-size:12px 20px;}

@media (min-width:641px){body{width:640px;margin:auto;}}