.banner{
    margin: 20px 0;
}
.banner img{
    width: 1200px;
    height: 90px;
    vertical-align: bottom;
}
.last_left{
    float: left;
    height: 100%;
    width: 120px;
    background: #fff;
    margin-right: 18px;
    box-sizing: border-box;
    font-family: "PingFang SC", Arial, 微软雅黑, "Microsoft YaHei", Helvetica, "Helvetica Neue", Tahoma, sans-serif;

}
.last_left ul li img {
    vertical-align: middle;
    margin-right: 8px;
    position: relative;
    top: -2px;
}
.last_left li a {
    display: inline-block;
    width: 100%;
    box-sizing: border-box;
}
.last_left li a, .last_left h6 {
    line-height: 38px;
    font-size: 16px;
    font-weight: 400;
    font-style: normal;
    font-size: 14px;
    padding: 0 0 0 10px;
    color: #666666;
    cursor: pointer;
}
.last_left h6 {
    font-weight: 700;
}
.active a{
    color: #d55555 !important;
}
.last_left ul li:hover a{
    color: #d55555;
}
.first_menu li:hover{
    background: #d55555 !important;
}
.first_menu li:hover a{
    color: #fff !important;
}
.now_bg {
    background: #d55555;
    color: #fff !important;
}
.first_menu i{
    width: 14px;
    height: 14px;
    vertical-align: middle;
    margin-right: 8px;
    position: relative;
    top: -2px;
    display: inline-block;
}
.my_attention{
    background: url('../images/star_off.png')no-repeat;
    background-size: 100% 100%;
    width: 16px !important;
    height: 16px !important;
}
.first_menu li:hover .my_attention{
    background: url('../images/star_on.png')no-repeat;
    background-size: 100% 100%;
}
.recent_hot{
    background: url('../images/fire_on.png')no-repeat;
    background-size: 100% 100%;
}
.first_menu li:hover .recent_hot{
    background: url('../images/fire_off.png')no-repeat;
    background-size: 100% 100%;
}
.new_content{
    background: url('../images/time_on.png')no-repeat;
    background-size: 100% 100%;
}
.first_menu li:hover .new_content{
    background: url('../images/time_off.png')no-repeat;
    background-size: 100% 100%;
}


.last_left .delta_down{
    margin-right: 5px;
    border-color: #333 transparent transparent;
}
.last_left h6:hover .delta_down{
    transform: rotate(180deg);
    position: relative;
    top: -5px;
}
.last_middle{
    float: left;
    width: 728px;
    padding: 10px 0;
}
.tech_item{
    border-bottom: 1px solid #e6e6e6;
    padding: 10px 0;
    box-sizing: border-box;
    display: -webkit-box;
    display: -webkit-flex;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -webkit-align-items: center;
    -ms-flex-align: center;
    align-items: center;
}
.tech_item h3{
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 5px;
}
.tech_item h3:hover a{
    color: #d00000;
}
.tech_item img{
    width: 140px;
    height: 80px;
    border-radius: 3px;
    margin-left: 20px;
}
.tech_info{
    width: 100%;
}
.tech_info p{
    line-height: 22px;
    font-size: 13px;
    color: #666;
    margin-bottom: 10px;
    text-overflow: -o-ellipsis-lastline;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    word-break: break-all;
    overflow: hidden;
    max-height: 45px;
}
.time{
    color: #999999;
}
.mr20{
    margin-right: 20px;
}
.tech_txt{
    line-height: 40px;
    border-bottom: 1px solid #e6e6e6;
    color: #999;
}
.option_sub{
    /* display: none; */
}
.tag{
    display: inline-block;
    width: 14px;
    height: 14px;
    margin-right: 5px;
    vertical-align: -4px;
    background-image: url('/static/main/img/index/index-2018-icon.png'); 
    margin-left: 14px;
}
.tag_box:hover a{
    color: #d22222;
}
.tag_box:hover .tag{
    background-position: -20px 0;
}

.null{
    text-align: center;
    font-size: 25px;
    font-weight: 400;
    margin: 30px 0;
}




.last_right{
    float: right;
    width: 300px;
    overflow: hidden;
}
.gray{
    color: #999
}
.sub-wrap {
    margin-top: 20px;
    margin-bottom: 20px;
}
.bd {
    padding-top: 20px;
}
.pdf-logo {
    position: relative;
    background: url(/skin-2012/images/pdf-logo.png) no-repeat;
    margin: 0 0 20px 10px;
    width: 207px;
    height: 54px;
}
.pdf-logo a {
    display: inline-block;
    height: 54px;
    width: 207px;
    position: absolute;
}
.pdf-tab li {
    float: left;
    padding: 0 10px;
    font-size: 14px;
    background: #ececec;
    height: 28px;
    line-height: 28px;
    color: #1f1f1f;
    cursor: pointer;
}
.pdf-tab li.curr {
    background: #143853;
    color: #fff;
}
.pdf-ipt {
    float: left;
    padding: 5px;
    height: 16px;
    line-height: 16px;
    border: 1px solid #143853;
    width: 220px;
    color: #999;
}

.pdf-btn {
    width: 33px;
    height: 26px;
    margin: 0 0 0 5px;
    _margin: 0 0 0 2px;
    background: #143853;
    border: 0;
    color: #fff;
    font-size: 14px;
    font-weight: bold;
    cursor: pointer;
}

.last_right>ul{
    text-align: center;
    margin: 10px 0;
}
.last_right>ul li{
    display: inline-block;
    text-align: center;
    padding: 12px 25px;
    cursor: pointer;
    border-radius: 5px;
}
.last_right>ul li a{
    font-size: 12px;
    color: #666666 !important;
}
.last_right>ul li:hover{
    background: #f9f9f9;
}
.r_tit{
    font-size: 16px;
    line-height: 30px;
    font-weight: normal;
}
.r_tit:before{
    content: "";
    width: 4px;
    background: #d22222;
    height: 19px;
    display: inline-block;
    vertical-align: middle;
    margin-right: 10px;
}
.col_r{
    float: left;
    width: 300px;
}
.panel_hd {
    position: relative;
    padding: 0 0 16px 14px;
    height: 18px;
    font-size: 16px;
    line-height: 1.2;
    border-bottom: 1px solid #e1e1e1;
    clear: both;
    margin-top: 20px;
}
.panel_hd h3 {
    display: inline;
    font-weight: 400;
}
.panel_hd:before {
    position: absolute;
    top: 0;
    left: 0;
    content: "";
    width: 4px;
    height: 20px;
    background-color: #d00000;
}
.panel_hd .more {
    float: right;
    margin-top: 5px;
    color: #999;
    font-size: 12px;
}
.panel_hd .more:hover {
    color: #d00000;
}
.panel_hd .more i {
    margin-left: 3px;
    font-family: "\5b8b\4f53";
    font-style: normal;
}
.floor_hd {
    position: relative;
    margin: 40px 0 28px;
    height: 20px;
    line-height: 20px;
}
.floor_hd:after {
    position: absolute;
    z-index: -1;
    left: 0;
    right: 0;
    top: 10px;
    content: "";
    height: 1px;
    background-color: #eaeaea;
}
.floor_hd h2 {
    position: relative;
    display: inline;
    font-size: 20px;
    font-weight: 400;
}
.floor_hd h2:before {
    display: inline-block;
    vertical-align: 2px;
    padding-right: 5px;
    content: "";
    border-style: solid;
    border-width: 5px;
    border-color: transparent transparent transparent #2f2f2f;
    background-color: #fff;
}
.floor_hd h2:after {
    display: inline-block;
    vertical-align: 3px;
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 6px;
    background-color: #fff;
    border: 1px solid #e4e4e4;
}
.floor_hd h2 a {
    padding-right: 10px;
    background-color: #fff;
}




/* 直播 */
.live_list {
    margin: 15px 0 24px -10px;
    line-height: 64px;
}
.live_list li {
    padding: 10px;
}
.live_list img {
    float: left;
    margin-right: 15px;
    width: 64px;
    height: 64px;
    border-radius: 100%;
}
.live_list .ext {
    display: inline-block;
    vertical-align: middle;
    width: 201px;
    line-height: 1.2;
    color: #999;
}
.live_list .ext .tit {
    margin-bottom: 8px;
    max-height: 32px;
    font-size: 14px;
    -webkit-line-clamp: 2;
    color: #333;
}
.bs15:hover{
    box-shadow: 0 0 15px #ccc;
}