.tk_box {
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, .5);
    position: absolute;
    top: 0;
    left: 0;
    z-index: 10000;
    display: none;
}

.tk_box_in {
    width: 847px;
    height: 275px;
    background-color: #ececec;
    margin: 200px auto;
    position: fixed;
    left: 50%;
    transform: translateX(-50%);
}

.cross {
    position: absolute;
    top: -35px;
    right: -32px;
    width: 35px;
    height: 35px;
    background-color: transparent;
    text-align: center;
    border-radius: 50%;
    line-height: 35px;
    color: #fff;
    cursor: pointer;
    font-size: 20px;
    border: 2px solid #fff;
}

.tk_box_in .top_t {
    height: 62px;
    line-height: 62px;
    background-color: #fff;

}

.tk_box_in .top_t {
    display: flex;
    justify-content: space-around;
}

.tk_box_in .top_t .one {
    float: left;
    display: flex;
    align-items: center;
    position: relative;
    font-size: 16px;
    color: #8d8d8d;

}

.tk_box_in .top_t .one::before {
    display: block;
    content: "";
    width: 188px;
    height: 1px;
    background-color: #ccc;
    position: absolute;
    top: 32px;
    left: 90px;
}

.tk_box_in .top_t .one:last-child::before {
    display: none;
}

.tk_box_in .top_t .one span {
    display: block;
    width: 30px;
    height: 30px;
    background-color: #fe3000;
    line-height: 30px;
    font-size: 20px;
    text-align: center;
    border-radius: 50%;
    color: #fff;
    margin-right: 8px;
}

.bot_t {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 215px;
    padding: 0 25px;
}


.bot_t .gzh_con {
    display: flex;
    align-items: center;
}

.gengxin img {
    display: none;
}
.course_js{
overflow: hidden;
}