.td_img a {position:relative;display:block}
.td_img  video {display:block;margin:0px;}
.td_img span {display:block;}
.td_img a span.btn_play {
    display:block;
    position:absolute;
    top:0px;
    left:0px;
    z-index:10;
}
@media(max-width:768px) {
    #bo_list .td_name {
        width: 80px;
        text-align: center;
        padding: 10px 0;
        font-size: 13px;
    }
    #bo_list .td_num2 {
        width: 50px;
        text-align: center;
        font-size: 13px;
    }
    .tbl_head01 td a {
        font-weight: 400;
        font-size: 14px;
    }
    .td_img {
    text-align: center;
    width: 120px;
}
    .td_subject {
    padding-left: 10px !important;
}
}