.product .img-qh {
    width: 100%;
    overflow: hidden;
}

.product .img-qh .qhbt {
    width: 160px;
    line-height: 60px;
    height: 60px;
    text-align: center;
    font-size: 20px;
    background: #f7f7f7;
    float: left;
    cursor: pointer;
}

.product .img-qh .on {
    background: #ce0001;
    color: #ffffff;
    font-weight: bold;
}

.product .qhnr .qh-box video {
    width: 100%;
}