body {background-color:#000000; color:#ffffff; }
a {color: #FFFFFF; }
.button {
    background-color: #000000;
    border: none;
    color: white;
    padding: 15px 32px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
    margin: 4px 2px;
    cursor: pointer;
}
a:link { color: #FF0000; }
a:visited { color: #FF0000; }
a:active { color: #FF0000; }