.header,.header_login{font-size:0;position:fixed;top:0;z-index:999;left:0;height:180px;width:100%;background:#fff}.header_login{height:120px}.back_ass_btn,.head_item .active a{font-stretch:normal;letter-spacing:0}.back_ass_btn,.head_item ul li{cursor:pointer;font-family:MicrosoftYaHei;font-weight:400}.back_ass_btn{width:90px;height:40px;line-height:40px;background-color:#fff;border-radius:2px;border:solid 1px #d12631;text-align:center;vertical-align:middle;font-size:16px;color:#d12631;display:inline-block}.back_ass_btn:hover{background:#d12631;color:#fff}.default .head,.screen_1440 .head{width:1200px}.screen_960 .head{width:960px}.head{margin:0 auto;text-align:center;line-height:120px}.logo{display:inline-block}.default .logo img{max-width:460px;max-height:100px}.screen_1440 .logo img{max-width:263px;max-height:60px}.screen_960 .logo img{max-width:175px;max-height:40px}.logo img{vertical-align:middle;cursor:pointer}.head_b{height:50px;width:1200px;margin:120px auto 0;text-align:center;line-height:50px;background:#b8212b}.head_item{width:1200px;margin:0 auto;display:inline-block;vertical-align:middle}.head_item ul{margin:0;padding:0}.head_item ul li{float:left;list-style:none;font-size:18px;font-stretch:normal;letter-spacing:0;color:#fff;width:300px}.head_item .active,.head_item ul li:hover{background:#8f0b14;font-size:20px}.head_item .active a{font-family:MicrosoftYaHei-Bold;font-size:20px;font-weight:700;color:#fff!important}.head_tab a:hover{color:#fff!important;text-decoration:none}.head_tab a,.head_tab a:focus{text-decoration:none;color:#fff!important}.head .search{display:inline-block;font-size:0}.head .search input.search_input{height:40px;line-height:40px;width:200px;vertical-align:middle;margin:0;background:#fff;border:1px solid #d0d0d0;border-radius:2px 0 0 2px;font-size:16px;padding-left:10px}.head .search_btn{width:72px;height:40px;border-radius:0 2px 2px 0;display:inline-block;background:#b8212b;position:relative;vertical-align:middle;cursor:pointer}.head .search_btn:after{content:" ";width:24px;height:24px;position:absolute;top:9px;left:24px;background:url(../img/common/search.png) no-repeat}.head .submit_btn,.head .submit_btn:hover{text-decoration:none;border:1px solid #d12631}.head .submit_btn{width:60px;height:40px;line-height:40px;background:#fff;border-radius:2px;margin-left:20px;font-size:16px;font-family:Microsoft YaHei;font-weight:400;color:#d12631!important;vertical-align:middle;margin-top:40px;text-align:center;cursor:pointer;letter-spacing:2px}.head .submit_btn:hover{background-color:#d12631;color:#fff!important}.head .submit_btn:focus{color:#fff!important;text-decoration:none}.head .ass_btn,.head .logout_btn,.option_btn{display:inline-block;font-family:Microsoft YaHei;font-weight:400;vertical-align:middle;cursor:pointer}.head .logout_btn{width:110px;height:40px;line-height:40px;margin-left:20px;font-size:14px;color:#000;margin-top:40px;position:relative;text-align:left}.head .logout_btn:after{content:url(../img/common/down.png);width:12px;height:12px;position:absolute;top:3px;right:5px}.head .ass_btn,.option_btn{width:85px;height:16px;line-height:16px;font-size:16px;color:#505050;padding-right:20px;border-right:1px solid #c9cacd}.option_btn{color:#fff}.option_btn,.option_btn:focus{text-decoration:none}.option_btn:hover{color:#fff}