header{height:75px;background-color:#fff;border-bottom:1px solid #e8e8e8;text-align:center;line-height:75px;position:fixed;top:0;left:0;width:100%;z-index:9990;}
header .btn{position:absolute;top:0;width:50px;height:75px;background-size:45%;background-position:center;background-repeat:no-repeat;}
header .btn:hover{background-color:#ffa1bb;}
header .header_menu{background-image:url(../images/common/menu_ico.png);left:10px;}
header .header_search{background-image:url(../images/common/search_ico.png);right:0px;width:28px;background-size:24px;}
header a.lang_en{position:absolute;top:0;right:28px;width:36px;height:74px;background-size:45%;background-position:center;background:#fff!important;}
header a.lang_en img{width:20px;position: absolute;left:50%;top:50%;transform: translate(-50%,-50%);}
header .logo{display:inline-block;background:url(../images/common/logo_2.jpg) no-repeat;width:220px;height:38px;text-indent:-9999em;background-size:100% auto;vertical-align:middle;}
.menu_list .m3 { padding: 10px; background-color: #fff; line-height: 2.5; font-size: 14px;}
.menu_list .m3 li a {color:#333;}