body{
    margin: 0;
    height: 100%;
    width: 100%;
    min-width: 1000px;
    background: url("https://ss1.bdstatic.com/lvoZeXSm1A5BphGlnYG/skin/420.jpg?2") no-repeat fixed center 0;
    -webkit-background-size: cover;
    zoom: 1;
}

@font-face {
    font-family: 'iconfont';  /* project id 579079 */
    src: url('//at.alicdn.com/t/font_579079_kh2z6otb064oyldi.eot');
    src: url('//at.alicdn.com/t/font_579079_kh2z6otb064oyldi.eot?#iefix') format('embedded-opentype'),
    url('//at.alicdn.com/t/font_579079_kh2z6otb064oyldi.woff') format('woff'),
    url('//at.alicdn.com/t/font_579079_kh2z6otb064oyldi.ttf') format('truetype'),
    url('//at.alicdn.com/t/font_579079_kh2z6otb064oyldi.svg#iconfont') format('svg');
}

.iconfont{
    font-family:"iconfont" !important;
    font-size:16px;font-style:normal;
    -webkit-font-smoothing: antialiased;
    -webkit-text-stroke-width: 0.2px;
    -moz-osx-font-smoothing: grayscale;}


#head_wrapper{
    width: 1000px;
    margin:auto;
    /*background-color: #1b6d85;*/
    height: 300px;
}
#search_box{
    width: 651px;
    height: 100%;
    min-height: 293px;
    margin: 0 auto 0 auto;
    text-align: left;
    z-index: 100;
    /*background-color: #CCC;*/
}
div{
    display: block;
}
#s_logo{
    height: 61.8%;
    min-height: 181px;
    position: relative;
    z-index: 0;
    text-align: center;
}
#s_logo img{
    width: 270px;
    position: absolute;
    bottom: 10px;
    left: 50%;
    margin-left: -135px;
}
#s_form{
    display: block;
}
#s_kw,#s_sub,#s_select{
    display: inline-block;
    vertical-align: top;
    zoom: 1;
}
#s_input{
    width: 380px !important;
    padding: 10px 50px 10px 7px;
    /*border:none;*/
    height: 18px;
    line-height: 18px;
    border: solid 1px #c0c0c0;
    border-right: none;
}
#s_sub{
    position: absolute;
}
#s_btn_sub{
    width: 103px;
    height: 40px;
    line-height: 40px;
    line-height: 37px\9;
    padding: 0;
    border: 0;
    background-position: -464px -42px;
    cursor: pointer;
    color: #000;
    font-size: 16px;
}
#nav{
    width: 895px;
    margin: 0 auto;
    min-height: 405px;
    opacity: 0.8;
    border: none;
    background-color: #FFFFFF;
}
#nav_main{
    width: 844px;
    margin: 0 auto;
}
#nav_tab{
    height: 40px;
    border-bottom: solid 1px #c0c0c0;
    text-align: center;
    overflow: hidden;
    transition:height 2s;
    -moz-transition:height 2s; /* Firefox 4 */
    -webkit-transition:height 1s; /* Safari and Chrome */
    -o-transition:height 2s; /* Opera */
}
/*#nav_tab:hover{
    height: 80px;
}*/
#nav_tab .tab_name{
    display:inline-block;
    width: 100px;
    float: left;
    line-height: 40px;
    /*font-weight: bold;*/
    font-size: 16px;
    cursor: pointer;
}
#nav_tab .tab_name:first-child{
    /*text-align: left;*/
    /*padding-left: 25px;*/
}

#nav_tab .active{
    background-color: #c0c0c0;
}

.list_group{
    /*position: absolute;*/
    padding-top: 10px;
}
.tab_item div.group_name{
    float: left;
    width: 80px;
    line-height: 40px;
    height: 40px;

}
div.nav_list{
    float: left;
    width: 760px;
}
 .list_item{
     line-height: 40px;
     height: 40px;
     padding-left: 5px;
     padding-right: 25px;
     float: left;
     text-align: left;
     width: 120px;
     text-overflow: ellipsis;
     white-space: nowrap;
     overflow: hidden;
     color: #333;
}
 a{
     text-decoration: none;
     color: #0f0f0f;
 }
 .hide{
     display: none;
 }

 #footer{
     height: 40px;
 }

 .favico{
     height: 16px;
     float: left;
     margin-top: 12px;
     margin-right: 3px;
 }

 #dialog-mask{
     position: fixed;
     width: 100%;
     height: 100%;
     left: 0;
     top: 0;
     background-color: #000;
     z-index: 101;
     opacity: 0.8;
     display: none;
 }

 #dialog{
     display: none;
     background-color: white;
     position: absolute;
     z-index: 99999;
     top: 120px;
     width: 400px;
     left: 50%;
     margin-left: -200px;
 }

 #title{
     background-color: rgba(0, 0, 0, 0.17);
     margin-bottom: 20px;
     height: 40px;
     line-height: 40px;
     padding: 0 20px;
 }

#title i{
    float: right;
    cursor: pointer;
}

#dialog-content{
    padding: 0 15px 15px;
    line-height: 40px;
}

#header{
    height: 30px;
    width: 100%;
    top: 0;
    color: white;
    position: absolute;
    font-size: 14px;
    line-height: 30px;
}
#header_bg{
    height: 30px;
    width: 100%;
    top: 0;
    background-color: #000;
    opacity: 0.2;
    position: absolute;
}
#weather{
    padding-left: 15px;
    top: 0;
    width: 400px;
    height: 100%;
    cursor: pointer;
}

#user_info{
    width: 400px;
    padding-right: 15px;
    float: right;
    top: -30px;
    position: relative;
    height: 30px;
    line-height: 30px;
}

#user_info img{
    height: 24px;
    margin: 3px;
    float: right;
}

#user_info>span{
    float: right;
    padding: 0 5px;
    cursor: pointer;
}