body{
    padding: 0;
    margin: 0;
}
#left{
    width: 50%;
    height: 100vh;
    overflow: hidden;
    padding-right: 30px;
    float: left;
    margin-top: -21px;
}
#left img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}