a.button,
a.button:link,
a.button:active,
a.button:visited {
    display: block;
    margin: 1px 0px;
    padding: 4px;
    color: #222;
    text-decoration: none;
}
a.button:hover {
    padding: 3px;
    border: 1px solid #999;
    background-color: #ccc;
    text-decoration: none;
}