style.css

h1 {
    text-align: center;
}

table a {
    background-color: transparent;
    color: #58a6ff;
    text-decoration: none;
}

a:active, a:hover {
    outline-width: 0;
}

a:hover {
    text-decoration: underline;
}

table, th, td {
    border: 1px solid;
    padding: 8px;
}