.my-tables {
    margin: 20px 0px 20px 0px;
}

th {
    background-color: #f2f2f2;
    padding: 10px 20px 10px 20px;
    margin: 10px 20px 10px 20px;
    white-space: nowrap;
}

td {
    margin: 10px 20px 10px 20px;
    padding: 10px 20px 10px 20px;
}
tbody tr:hover {
    background-color: lightgrey;
    text-decoration: underline;
    color: blue;
}