.tube-img {
    float: right;
    width: 300px;
}

.text-tube {
    margin: 0;
    margin-bottom: 7px;
}

.contenttable {
    margin-top: 25px;
}

.table-cell {
    font-size: 13px;
    padding: 5px;
}

.img-size { 
    max-width: 250px;
}

.img-suo-tube {
    width: 600px;
}