table {
    border-collapse: collapse;
    border-spacing: 0;
}

caption,th {
    text-align: left;
}
.m_show{
    display: none;
}


/* 广告位背景提示文字 */
.openx_place {
    position: relative;
    margin: 0 auto;
    overflow: hidden;
}
.openx_place:after {
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    height: 14px;
    margin: auto;
    text-align: center;
    content: "ElecFans-电子发烧友";
    color: #999;
    line-height: 1;
    font-size: 14px;
}
.openx_place iframe {
    position: relative;
    z-index: 1;
    vertical-align:top;
}
.openx_place .close {
    position: absolute;
    z-index: 1;
    right: -5px;
    top: -10px;
    padding: 10px;
    font-size: 24px;
    line-height: 1;
    font-family: sans-serif;
    cursor: pointer;
}

/* 通用样式 */
.wrap {
    width: 1200px;
    margin: 0 auto;
}
.none {
    display: none;
}
.fl {
    display: inline;
    float: left;
}
.fr {
    display: inline;
    float: right;
}
.clearfix {
    _zoom: 1;
}
.clearfix:after {
    content: "";
    display: block;
    height: 0;
    visibility: hidden;
    clear: both;
}
.ovh {
    overflow: hidden;
    display: block;
}

.lh1 {
    line-height: 1;
}

.tov,
.tovm {
    overflow: hidden;
    display: block;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.tovm {
    display: -webkit-box;
    -webkit-box-orient:  vertical;
    white-space: normal;
}
.tc {
    text-align: center;
}
.fc9 {
    color: #999;
}
.fc6 {
    color: #666;
}
.fc3 {
    color: #333;
}
.fcred {
    color: #d00000;
}
.fs12 {
    font-size: 12px;
}
.fs14 {
    font-size: 14px;
}
.fblod {
    font-weight: 700;
}

.ml10 {
    margin-left: 10px;
}
.ml5 {
    margin-left: 5px;
}
.mt30 {
    margin-top: 30px;
}
.mr30 {
    margin-right: 30px;
}

/* 向下三角形 */
.delta_down {
    display: inline-block;
    width: 0;
    height: 0;
    border-width: 5px 4px;
    border-style: solid;
    vertical-align: -2px;
    border-color: #999 transparent transparent;
}

.not_select {
    -webkit-user-select:none;
    -moz-user-select:none;
    -ms-user-select:none;
    user-select:none;
}

#coupon-ad {
    left: -9999999px;
}






/* 顶通条 */
.site_top {
    height: 30px;
    background: #161d26;
    color: #ffcece;
    line-height: 30px;
    width: 100%;
    position: fixed;
    left: 0;
    top: 0px;
    z-index: 9999999;
}
.site_top .icon {
    display: inline-block;
    margin-right: 5px;
    width: 16px;
    height: 16px;
    vertical-align: -2px;
    background: url('/static/main/img/site-top-icons.png') no-repeat;
}
.site_top .i2 {background-position: 0 -18px;}
.site_top .i3 {background-position: 0 -36px;}
.site_top .i4 {background-position: 0 -54px;}
.site_top .i5 {background-position: 0 -71px;}
.site_top .i6 {background-position: 0 -125px;}
.site_top .i7 {background-position: 0 -91px;}
.site_top .i8 {background-position: 0 -108px;}
.site_top .site_partner a:hover .icon {
    background-position-x: -19px;
}
.site_top .origin-item {
    float: right;
    margin-right: 20px;
}
.site_top .origin-item .hot {
    position: relative;
    margin: -3px 0 0 10px;
    padding: 1px 2px;
    display: inline-block;
    line-height: 1;
    vertical-align: middle;
    border-radius: 3px;
    background-color: #feff02;
    color: #d00000;
    font-size: 12px;
    font-style: italic;
    font-weight: 700;
    font-family: "PingFang SC", "Arial", "Microsoft YaHei", "Helvetica", "Helvetica Neue", "Tahoma", "sans-serif";
}
.site_top .origin-item .hot:before {
    position: absolute;
    left: -4px;
    top: 3px;
    content: "";
    width: 0;
    height: 0;
    line-height: 1;
    background-color: #feff02;
    border-style: solid;
    border-width: 4px 4px 4px 4px;
    border-color: transparent #feff02 transparent transparent;
}
.site_top a {
    color: #666;
}
.site_partner {
    position: relative;
    float: left;
}

.site_partner a {
    position: relative;
    z-index: 1;
    float: left;
    padding: 0 5px;/*
    background-color: #f2f2f2;*/
    margin-left: 20px;
    vertical-align: top;
    font-size: 12px;
}
/*.site_partner a:hover{
    color: red;
}*/
.site_partner a:first-child {
    margin-left: 0;
}
.site_top .user_area {
    position: relative;
    float: right;
    height: 30px;
}
.site_top .login {
    margin-right: 5px;
}
.site_top .user_area .umenu {
    cursor: pointer;
}
.site_top .user_area .umenu img {
    display: inline-block;
    margin-left: 20px;
    vertical-align: -8px;
    width: 24px;
    height: 24px;
    border-radius: 24px;
}
.site_top .user_area .umenu:hover .drop {
    display: block;
}
.site_top .user_area .drop {
    display: none;
    position: absolute;
    right: 0;
    top: 30px;
    z-index: 10;
    width: 110px;
    text-align: center;
    background-color: #666;
    background-color: rgba(0, 0, 0, .6);
}
.site_top .user_area .drop:before {
    content: "";
    position: absolute;
    top: -20px;
    right: 0;
    width: 50px;
    height: 20px;
    /* background-color: red; */
}
.site_top .user_area .drop a {
    display: block;
    color: #fff;
}
.my-info {
    float: right;
    position: relative;
    z-index: 100;
}
.u-info {
    float: left;
}
.u-info img {
    float: left;
    margin-right: 8px;
    width: 20px;
    height: 20px;
    margin-top: 5px;
}
.notice {
    float: right;
    padding-left: 24px;
    margin-right: 20px;
    color: #fff;
    background: url(https://skin.elecfans.com/images/notice.png) no-repeat 0 3px;
}
.drop-icon {
    *float: left;
    *margin-top: 4px;
    padding-right: 16px;
    background: url(https://skin.elecfans.com/images/arrow.png) no-repeat 5px 1px;
}
.login-info {
    float: right;
    margin-right: 15px;
}
.top-dropdown:hover .drop-icon {
    background-position: 5px -43px;
}
.top-dropdown-menu {
    position: absolute;
    right: 0;
    top: -9999px;
    width: 130px;
    padding: 9px 0;
    padding-left: 10px;
    background: #111;
    z-index: 100;
}
#top .top-dropdown-menu a {
    font-size: 14px;
    display: block;
    padding: 3px 20px;
    clear: both;
    font-weight: normal;
    line-height: 20px;
    color: #fff;
    white-space: nowrap;
}
/*.top-dropdown-menu a:hover {
    color: #fff;
    text-decoration: none;
    background: #999;
}*/


/* 分享 */
.bdshare-area{
    position: relative;
    width: 144px;
    height: 24px;
    float: right;
}
.bdshare-area::before {
    content: "分享";
    position: absolute;
    top: -39px;
    left: -18px;
    line-height: 24px;
    color: #d3d3d8;
    font-size: 12px;
}
.bdsharebuttonbox .share-need-vfy { width: 266px; height: 38px; display: block; margin: 0; padding: 0; background: none; position: absolute; left: auto; right: 0; z-index: 1000; }
.bdshare-button-style0-16::after { clear: both; content: ''; display: block; height: 0; visibility: hidden; }
.bdsharebuttonbox { font-size: 14px; color: #333; line-height: 38px; z-index: 999; position: absolute;top:-40px;right:0px;}
.bdshare-button-style0-16 .bds_weixin { background-position: 0 -1612px; }
.bdshare-button-style0-16 .bds_tsina { background-position: 0 -104px; }
.bdshare-button-style0-16 .bds_qzone { background-position: 0 -52px; }
.bdsharebuttonbox i{
    display:inline-block;
    cursor: pointer;
}
.bdsharebuttonbox .bds_sqq {
    background-attachment: scroll;
    background-clip: border-box;
    background-image: url("../images/qq.png");
    background-origin: padding-box;
    background-position: 0 0 !important;
    background-size: auto;
    background-repeat: no-repeat;
    height: 24px;
    margin: 0 0 0 5px;
    padding: 0;
    width: 24px;
}
.bdsharebuttonbox .bds_weixin {
    background-attachment: scroll;
    background-clip: border-box;
    background-image: url("../images/wx.png");
    background-origin: padding-box;
    background-position: 0 0 !important;
    background-size: auto;
    background-repeat: no-repeat;
    height: 24px;
    margin: 0 0 0 5px;
    padding: 0;
    width: 24px;
}
.bdsharebuttonbox .bds_tsina {
    background-attachment: scroll;
    background-clip: border-box;
    background-image: url("../images/xl.png");
    background-origin: padding-box;
    background-position: 0 0 !important;
    background-size: auto;
    background-repeat: no-repeat;
    height: 24px;
    margin: 0 0 0 5px;
    padding: 0;
    width: 24px;
}
.bdsharebuttonbox .bds_qzone {
    background-attachment: scroll;
    background-clip: border-box;
    background-image: url("../images/kj.png");
    background-origin: padding-box;
    background-position: 0 0 !important;
    background-size: auto;
    background-repeat: no-repeat;
    height: 24px;
    margin: 0 0 0 5px;
    padding: 0;
    width: 24px;
}
.bdsharebuttonbox span{
    line-height: 24px;
    color: #d3d3d8;
    font-size: 12px;
    display: inline-block;
    margin-right: 5px;
}
.bdsharebuttonbox a, .bdsharebuttonbox .bds_more{
    cursor: pointer;
    float: left;
    font-size: 12px;
    line-height: 16px;
}


#siteNav {
    background: #020f27;
    position: fixed;
    width: 100%;
    top: 30px;
    z-index: 99999;
}
.page_header {
    height: 80px;
    line-height: 80px;
    position: relative;
}
.page_header .notice {
    padding: 8px 10px;
    color: #ed4e4e;
    background-color: #f6f6f6;
    border-radius: 3px;
    vertical-align: 1px;
    line-height: normal;
}
.page_header .notice span::before {
    margin-right: 5px;
    display: inline-block;
    content: "";
    width: 14px;
    height: 12px;
    background: url('img/notice.png') no-repeat center center;
}
.page_header .notice:hover span {
    text-decoration: underline;
}
.page_logo img {
    vertical-align: middle;
}
.page_nav {
    float: right;
    height: 80px;
    font-size: 16px;
}
.page_nav>ul{
    width: auto;
    height: 80px;
    position: relative;
    margin:0;
}
.page_nav>ul>li{
    width: auto;
    height: 80px;
    padding: 0 20px;
    float: left;
    position: relative;
    color: #fff;
    box-sizing: border-box;
}
.page_nav>ul>li:last-child{
    padding: 0;
    height: 0;
    line-height: 0;
    clear: both;
}
.page_nav>ul>li.page_nav_item_a:hover{
    background: #0b275b;
}
.page_nav>ul>li>a{
    display: inline-block;
    width: 100%;
    height: 80px;
    line-height: 80px;
    font-size: 16px;
}
.page_nav>ul>li>a i{
    color: #FF0000;
}
.page_nav>ul>li>a>b{
    width: 0;
    height: 0;
    border-top: 5px #333 solid;
    border-left: 4px transparent solid;
    border-right: 4px transparent solid;
    border-bottom: 5px transparent solid;
    position: absolute;
    right: 0;
    top: 38px;
}
.page_nav_item.active:after{
    content:"";
    position: absolute;
    bottom:0px;
    left: 50%;
    transform: translate(-50%,0);
    width: 40px;
    height:4px;
    background: #ff0000;
}
.page_nav_item_a:hover .page_nav_item_fixed{
    display: inline-block;
}
.page_nav_item_fixed{
    display: none;
    min-width: 100%;
    max-width: auto;
    height: auto;
    position: absolute;
    right: 0;
    top: 80px;
    background: #0b275b;
}
.page_nav_item_fixed>a{
    display: block;
    width: auto;
    height: 40px;
    line-height: 40px;
    text-align: center;
    white-space:nowrap;
    padding: 0 16px;
    font-weight: 500;
}
.page_nav_item_fixed>a:hover{
    background: #508dcd;
}
.page_nav>ul>li>a:hover b{
    border-top: 5px #fff solid;
}
.page_nav>ul>li>a>b{
    width: 0;
    height: 0;
    border-top: 5px #fff solid;
    border-left: 4px transparent solid;
    border-right: 4px transparent solid;
    border-bottom: 5px transparent solid;
    position: absolute;
    right: 10px;
    top: 38px;
}


    /* 站点底部 */
    .site_footer {
        overflow: hidden;
        background-color: #333;
        line-height: 1;
        color: #ccc;
    }
    .site_footer a {
        color: #ccc;
    }
    .site_footer a:hover {
        color: #fff;
    }
    .footer_hd {
        overflow: hidden;
        line-height: 39px;
        border-bottom: 1px solid #494949;
    }
    .footer_hd a {
        float: left;
    }
    .footer_hd .fl b {
        float: left;
    }
    .footer_hd .fl a {
        margin-right: 10px;
    }
    .footer_hd .fr a {
        margin-left: 20px;
    }
    .footer_bd {
        padding-top: 18px;
        overflow: hidden;
    }
    .footer_bd .text_list {
        float: left;
    }
    .footer_bd .text_list li {
        float: left;
        margin-right: 60px;
    }
    .footer_bd .text_list dt {
        font-weight: 700;
        margin-bottom: 9px;
        color: #fff;
    }
    .footer_bd .text_list dd {
        line-height: 22px;
        font-size: 12px;
    }
    .footer_hd b,
    .footer_bd .text_list .small_tit {
        color: #fff;
    }
    .footer_bd .text_list .split_25 {
        margin-top: 25px;
    }
    .footer_bd .text_list .split_10 {
        margin-top: 10px;
    }
    .footer_bd .text_list .split_30 {
        margin-top: 30px;
    }
    .site_qrcode {
        float: right;
        color: #fff;
    }
    .site_qrcode .word {
        margin: 18px 0 10px;
    }
    .site_qrcode .item:first-child .word {
        margin-top: 0;
    }
    .site_qrcode img {
        display: block;
    }
    .site_about {
        margin-top: 20px;
        padding: 15px 0;
        border-top: 1px solid #494949;
        overflow: hidden;
    }
    .site_about .hd {
        float: left;
        margin-top: 26px;
        font-size: 18px;
        color: #999;
    }
    .site_about .bd {
        float: right;
        color: #ccc;
    }
    .site_about .bd .item {
        position: relative;
        float: left;
        margin-right: 50px;
    }
    .site_about .bd .item:after {
        position: absolute;
        top: 10px;
        right: -25px;
        vertical-align: middle;
        content: ">";
        font-family: simsun;
        font-size: 18px;
        color: #929090;
        font-weight: 700;
    }
    .site_about .bd .last {
        margin-right: 0;
    }
    .site_about .bd .last:after {
        display: none;
    }
    .site_about .bd .tit {
        margin-bottom: 8px;
        font-size: 16px;
        font-weight: 700;
    }
    .site_about .s_link {
        margin: 20px 0 0 -57px;
    }
    .site_about .s_link a{
        margin-left: 57px;
    }
    .copy_right {
        color: #666;
        background-color: #2b2b2b;
        line-height: 65px;
        text-align: center;
    }
    .copy_right a {
        color: #666;
    }
    .copy_right img {
        height: 16px;
        vertical-align: -2px;
        margin: 0 3px 0 8px;
    }

    /* 20200608 加入华秋电路首页最新底部*/
    .pcb_container {
        width: 1200px;
        margin: 0 auto;
        overflow: hidden;
    }

    .pcb-footer-link {
        float: left;
        width: 100px;
        margin-right: 74px;
    }

    .pcb-footer-link h3 {
        font-size: 16px;
        color: #fff;
        margin-bottom: 10px;
    }
    .pcb_site_about {
        padding: 15px 0;
        border-top: 1px solid #494949;
        overflow: hidden;
        background-color: #333333;
        min-width: 1200px;
        font-size: 13px;
    }
    .pcb_site_about .hd {
        float: left;
        margin-top: 26px;
        font-size: 18px;
        color: #999;
        width: auto;
        border: none;
    }
    .pcb_site_about .bd {
        float: right;
        color: #ccc;
        width: 876px;
        display: flex;
        border: none;
    }
    .pcb_site_about .bd .item {
        position: relative;
        cursor: pointer;
        float: left;
        margin-right: 10px;
        width: 150px;
        height: 70px;
        text-align: center;
        background-color:#2B2B2B ;
    }
    .pcb_site_about .bd .item:hover .hover-show,.pcb_site_about .bd .item:hover a {
        opacity: 1;
        color: #fff;
    }
    .pcb_site_about .bd .last {
        margin-right: 0;
    }
    .pcb_site_about .bd .last:after {
        display: none;
    }
    .pcb_site_about .bd .tit {
        font-size: 16px;
        font-weight: 700;
    }
    .pcb_site_about .bd .pcb-tit-bottom{
        border-top: 1px solid #474646;
        font-size: 12px;
        display: flex;
        justify-content: center;
        align-items: center;
        height: 20px;
    }
    .pcb_site_about .s_link {
        padding-top: 10px;
        margin-left: 30px;
    }
    .pcb_site_about .s_link a{
        margin-bottom: 14px;
        display: inline-block;
    }
    .pcb_site_about .s_link a:hover{
        color: #fff;
    }
    .pcb-footer-logo{
        width: 91px;
        height: 32px;
        vertical-align: middle;
    }
    .pcb-hover-show{
        opacity: 0.5;
    }
    .pcb-mini-cut-line{
        position: relative;
        display: inline-block;
        background-color: #666666;
        width: 1px;
        height: 30px;
        margin:0 20px 0 20px;
        top: 9px;
    }
    .pcb_site_about .hd:hover .pcb-hover-show,.pcb_site_about .hd:hover span{
        opacity: 1;
        color: #fff;
    }
    .pcb_site_about .hd:hover .mini-cut-line {
        background-color: #fff;
    }
    .pcb_site_about .hd a, .pcb_site_about .bd a {
        color: #999;
    }