body{
    background: rgba(0,0,0,0.87843137);
}
.shiping{
    width: 100%;
    height: 100%; 
    text-align: center;
    position: relative;
}
.shiping video{
    width: 400px;
    height: 100%; 
    object-fit: contain;
    outline: none;
    margin-top: 40px;
}
.fanhui{
    position: absolute;
    width: 50px;
    height: 50px;
    background: #666;
    border-radius: 100%;
    text-align: center;
    font-size: 30px;
    top: 50px;
    right: 400px;
}
.fanhui a{
    color: black;
}