.register {
    display: block;
}

.register a {
    display: inline-block;
    background-color: #eee;
    padding: 2px 5px;
    margin: 0 2px;
    border-radius: 3px;
    -webkit-border-radius: 3px;
    -moz-border-radius: 3px;
    -ms-border-radius: 3px;
    -o-border-radius: 3px;
    text-decoration: none;
    color: #333;
}