body {
    background: #fff;
}

a {
    color: #666;
    text-decoration: none;
}

.f_l {
    float: left;
}

.f_r {
    float: right;
}

.head-bar {
    overflow: hidden;
    height: 50px;
    background: #fff;
}

.head_l {
    float: left;
    width: 30%;
    height: 40px;
    background: url(../images/m_logo.png) no-repeat center center;
    background-size: contain;
    margin-top: 5px;
    margin-left: 2%;
}

.head_l a {
    display: block;
    width: 100%;
    height: 100%;
}

.head_m {
    float: left;
    position: relative;
    margin-left: 2%;
    margin-top: 10px;
    width: 60%;
}

.head_m input {
    outline: none;
}

.head_search {
    width: 85%;
    height: 25px;
    padding-left: 5%;
    border: 1px solid #ddd;
    color: #333;
    background: #eee;
    border-radius: 15px;
}

.head_btn {
    width: 18px;
    height: 18px;
    background: url(../images/m_search.png) no-repeat center center;
    background-size: contain;
    border: none;
    position: absolute;
    right: 15%;
    top: 5px;
}

.blank10 {
    height: 10px;
    width: 100%;
    overflow: hidden;
    background: #eee;
}

.main {
    padding: 0 3%;
    margin: 0 auto;
    overflow: hidden;
}

.video_style {
    padding: 15px 0;
    position: relative;
    overflow: hidden;
}

.video_style .video_st {
    font-size: 1.5em;
    float: left;
    font-weight: 800;
}

.video_style a {
    float: right;
    color: #999;
}

;

.video_list {
    width: 100%;
    overflow: hidden;
}

.video_list .main {
    padding-bottom: 10px;
}

.video_list ul li {
    width: 98%;
    margin-bottom: 20px;
}

/*.video_list ul li:nth-child(2n+1){float:right;}*/

.video_list ul li span {
    display: block;
}

.video_tump {
    width: 100%;
    height: 240px;
    background-position: center center;
    background-repeat: no-repeat;
    background-color: #eee;
    background-size: 100% auto;
}

.video_title {
    font-size: 1.4em;
    margin: 10px 0 5px;
}

.video_bf {
    color: #888;
    font-size: 1.0em;
}

.video_ico {
    width: 25px;
    height: 25px;
    background: #c71a1a;
    border-radius: 50%;
    margin-left: -23px;
    margin-top: -10px;
    margin-bottom: -10px;
}

.video_brief {
    margin-bottom: 30px;
}

.bf_t {
    font-size: 16px;
    margin-top: 10px;
    padding-bottom: 10px;
    margin-bottom: 10px;
    font-family: "微软雅黑";
    border-bottom: 1px solid #eee;
    /* padding: 0 0 10px 0; */
    /* width: 120%; */
    /* margin-left: -3%; */
}

.bf_t span {
    display: inline-block;
    width: 3px;
    height: 18px;
    background: #DC191C;
    margin: 0 5px -3px 0px;
}

.v_t {
    margin-bottom: 20px;
}

.video_ul li {
    margin: 0 2%;
    width: auto;
}