body {
    background-image : url(../images/whitediamond.png);
}

img {
    border-style : solid;
    border-width : 2px;
}

#redGem {
    border-color: red;
}

#blueGem {
    border-color: blue;
}

#yellowGem {
    border-color: yellow;
}

#greenGem {
    border-color: green;
}