.w {
    width: 1200px;
    margin: 0 auto;
}

.l {
    float: left;
}

.r {
    float: right;
}

.clearfix:after {
    content: '\20';
    display: block;
    height: 0;
    clear: both
}

.clearfix {
    zoom: 1
}

.clear {
    clear: both;
    height: 0;
    line-height: 0;
    font-size: 0;
    visibility: hidden;
    overflow: hidden
}

/* 最近更新开始*/
.online-left .hot {
    width: 238px;
    height: 400px;
    background-color: #f8f8f8;
    position: absolute;
    top: 0;
    right: 0px;
    z-index: 99;
}

.hot_inner {
    position: absolute;
    top: 0;
    right: 0;
    height: 400px;
    margin-left: -600px;
    left: 50%;
}

.online-left .hot h2 {
    text-align: center;
    height: 46px;
    line-height: 46px;
    background-color: #e5e5e5;
    font-size: 18px;
    color: #333333;
    letter-spacing: 3px;
}

.online-left .hot ul {
    /* padding: 25px 0 25px 55px; */
}

.online-left .hot ul li {
    position: relative;
    padding-left: 61px;
    height: 78.5px;
    line-height: 1.5;
    display: flex;
    align-items: center;
}

.online-left .hot ul li::after {
    display: block;
    content: "";
    width: 6px;
    height: 10px;
    background: url(../images/icon_zy_arrow.png) no-repeat;
    position: absolute;
    right: 35px;
    top: 22px;
}

.online-left .hot ul li:first-child::before {
    display: block;
    content: "";
    width: 23px;
    height: 23px;
    background: url(../images/icon_zy_01.png) no-repeat;
    position: absolute;
    left: 26px;
    top: 20px;
}

.online-left .hot ul li:nth-child(2)::before {
    display: block;
    content: "";
    width: 23px;
    height: 23px;
    background: url(../images/icon_zy_02.png) no-repeat;
    position: absolute;
    left: 26px;
    top: 20px;
}

.online-left .hot ul li:nth-child(3)::before {
    display: block;
    content: "";
    width: 23px;
    height: 23px;
    background: url(../images/icon_zy_03.png) no-repeat;
    position: absolute;
    left: 26px;
    top: 20px;
}

.online-left .hot ul li:nth-child(4)::before {
    display: block;
    content: "";
    width: 23px;
    height: 23px;
    background: url(../images/icon_zy_04.png) no-repeat;
    position: absolute;
    left: 26px;
    top: 20px;
}

.online-left .hot ul li:first-child {
    margin-top: 10px;
}

.online-left .hot ul li {
    /* margin-bottom: 18px; */
    margin-top: 6px;
}

.online-left .hot ul li:hover {
    background-color: #ececec;
}

.online-left .hot ul li a {
    font-size: 18px;
    color: #666666;
    font-weight: 700;
}

.online-left .hot ul li p {
    font-size: 14px;
    color: #c5c5c5;
    font-weight: 400;
}

/* 最近更新结束 */
/* 视频内容开始 */
.video_con {
    margin: 20px auto;
  width: 1200px;
}

.video_l_fl {
    width: 190px;
    /* height: 416px; */
    background-color: #fff;
    /* padding: 0 5px; */
    border-radius: 5px;
}

.video_l_fl h3 {
    /* padding: 29px 5px 10px 15px; */
    /* border-bottom: 1px solid #ccc; */
    color: #333333;
    position: relative;
    font-size: 22px;
    font-family: 'Microsoft Yahei';
    font-weight: 700;
    text-align: center;
    background-color: #28d7bb;
    color: #fff;
    height: 56px;
    line-height: 56px;
    border-top-left-radius: 5px;
    border-top-right-radius: 5px;

}

/* .video_l_fl h3::before{
    display: block;
    content: "";
    width: 99px;
    height: 2px;
    background-color: #20b49c;
    position: absolute;
    bottom: -1px;
    left: 6px;
} */
.video_l_fl ul {
    /* padding: 24px 0 0 32px; */
    padding: 30px 0;
    padding-top: 20px;
}

.video_l_fl ul li {
    /* padding-bottom:25px; */
    font-size: 17px;
    position: relative;
    cursor: pointer;
    height: 40px;
    line-height: 40px;
    padding-top: 11px;
    padding-top: 5px;
}

.video_l_fl ul li:first-child {
    padding-top: 0;
}

.video_l_fl ul li:first-child span {
    position: absolute;
    right: 18px;
    top: 12px;
}

.video_l_fl ul li span {
    position: absolute;
    right: 18px;
    top: 17px;
}

.video_l_pt {

    background-color: #fff;
    overflow: hidden;
    margin-top: 17px;
    border-radius: 5px;

}

/* 打包新样式 start */
.video_l_pt_new {

    /* background-color: #fff; */
    overflow: hidden;
    /* margin-top: 17px; */
    border-radius: 5px;

}

.video_l_pt_new div {
    margin-top: 20px;
    border-radius: 5px;
    text-align: center;
    height: 56px;
    line-height: 56px;
    margin-top: 10px;
    font-size: 22px;
    font-weight: 700;

}

.video_l_pt_new div.jiaoliu {
    background-color: #f4b640;

}

.video_l_pt_new div.dabao {
    background-color: #5982f5;

}

.video_l_pt_new div a {
    display: block;
    padding-left: 26px;
    color: #fff;
    position: relative;
}

.video_l_pt_new div a img {
    position: absolute;
    left: 15px;
    top: 15px;
    width: 23px;
}

/* 打包新样式 end */
.video_l_pt ul {


    width: 190px;
    height: 165px;
    background: url(../images/line.png) no-repeat center center;

}

.video_l_pt ul li {


    float: left;
    height: 83px;
    width: 95px;
    text-align: center;
}

.video_l_pt ul li:hover {
    box-shadow: 0 0 10px #ccc;
}

.video_l_pt ul li a {
    position: relative;
    width: 100%;
    height: 100%;
    display: block;
    font-size: 14px;
}



.video_l_pt ul li a:hover {
    text-decoration: underline;

}

.video_l_pt ul li a.zl_c {
    color: #1eaadb;
}

.video_l_pt ul li a.zl_c i {
    background: url(../images/zl.png) no-repeat;


}

.video_l_pt ul li a.db_c {
    color: #bc1790;
}

.video_l_pt ul li a.db_c i {
    background: url(../images/db.png) no-repeat;


}

.video_l_pt ul li a.pj_c {
    color: #88bb24;
}

.video_l_pt ul li a.pj_c i {
    background: url(../images/pj.png) no-repeat;

}

.video_l_pt ul li a.jl_c {
    color: #20b49c;
}

.video_l_pt ul li a.jl_c i {
    background: url(../images/js.png) no-repeat;

}

.video_l_pt ul li i {
    display: block;
    width: 35px;
    height: 32px;
    margin: 10px auto;


}

.video-r {
    width: 994px;
}

/* .video_l_fl li{
    width: 150px;
} */
.video_l_fl li a {
    display: block;
    width: 100%;
    color: #333333;
    padding-left: 25px;
    box-sizing: border-box;
}

.video_l_fl li a.newvideo::after {
    content: 'New！';
    position: absolute;
  top: -5px;
  width: 36px;
  height: 12px;
  font-size: 14px;
  font-family: Source Han Sans CN;
  font-weight: bold;
  font-style: italic;
  color: #FF0000;
  line-height: 45px;
}

/*@-webkit-keyframeskeyframes focus-in-expand-fwd {*/
/*    0% {*/
/*        letter-spacing: 1em;*/

/*        opacity: 0;*/
/*    }*/


/*    100% {*/
/*        -webkit-filter: blur(0px);*/
/*        filter: blur(0px);*/
/*        opacity: 1;*/
/*    }*/
/*}*/

@keyframes focus-in-expand-fwd {
    0% {
        letter-spacing: 1em;

        opacity: 0;
    }



    100% {
        -webkit-filter: blur(0px);
        filter: blur(0px);
        opacity: 1;
    }
}


.video_l_fl li a.active span {
    display: block;
    width: 11px;
    height: 16px;
    background: url(../images/arrow1.png) no-repeat;
}

.video_l_fl li a.active,
.video_l_fl li a:hover {
    color: #20b49c;
    background-color: #e9fbf9;
}

.video_r_nav {
    /* text-align: center;
    padding:38px 0; */
}

.video_r_nav h1 {
    text-align: center;
    font-size: 30px;
    padding: 34px 0 37px 0;
    color: #333;

}

.video-r .video_r_nav {
    display: none;
}

.video-r .show {
    display: block;
}

.java_jd .java_mk {
    background: #fff;
    padding: 35px 32px;
    margin: 0 auto;
    text-align: center;
    clear: both;
    border-radius: 8px;
}

.java_mk .mr {
    margin-top: 0;
}

.java_video_jc {
    margin-top: 53px;
    /* height: 1000px; */
    /* background-color: palegoldenrod; */
    /*margin-bottom: 100px;*/
}

.java_v-t h2 {
    font-size: 24px;
    color: #333333;
    font-weight: 400;
}

.java_v-t a {
    padding: 4px 17px 4px 10px;
    border: 1px solid #20b49c;
    border-radius: 5px;
    margin-left: 23px;
    overflow: hidden;
    font-size: 14px;
    color: #20b49c;
}

.java_v-t a span {
    display: inline-block;
    width: 16px;
    height: 15px;
    background: url(../images/download.png) no-repeat;
    margin-left: 10px;
    margin-bottom: -2px;
}

.java_v_box {
    /* margin-top: 22px; */
}

.java_v_box ul li {
    width: 190px;
    height: 177px;
    background-color: #fff;
    border-radius: 5px;
    float: left;
    margin-right: 11px;
    margin-top: 22px;

}

.java_v_box ul li:nth-child(5n){
    margin-right: 0;
}

.java_v_box ul li img {
    border-top-left-radius: 5px;
    border-top-right-radius: 5px;
    width: 100%;

}

.description_con .title {
    padding-left: 10px;
    color: #333333;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    height: 58px;
    line-height: 58px;
    background-position: 77px 17px;
    transition: all .2s;


}

.description_con {
    font-size: 12px;
    color: #333333;
    transition: height .2s;

}

.description {
    line-height: 2.3;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    height: 0;
    transition: height .2s;
    background-color: #fff;
    color: #000;
    padding-left: 10px;

}

.java_v_box ul li a {
    position: relative;
    width: 100%;
    height: 100%;
    display: block;
}

.java_v_box ul li .description_con {
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
}


.java_v_box ul li:hover {
    height: 177px;
    background-color: rgba(0, 0, 0, .3);

}

.java_v_box ul li:hover .description {
    height: 105px;
    padding-bottom: 26px;
    border-bottom-left-radius: 5px;
    border-bottom-right-radius: 5px;


}

.java_v_box ul li:hover .title {
    background-image: url(../images/video_btn.png);
    background-repeat: no-repeat;
    padding-bottom: 10px;
    background-color: rgba(0, 0, 0, .5);
    color: #fff;
    height: 72px;
    padding-top: 22px;
    border-top-left-radius: 5px;
    border-top-right-radius: 5px;
    font-size: 14px;


}

.java_v_box ul li:hover .title span {
    display: none;



}