body.custom {
    background: #FF0000;
}

.custom #container {
    margin-top: 2em;
    margin-bottom: 2em;
    padding: 0.3em;
    background: #FFFFFF;
    border: 0.4em solid #F5A9A9;
}

.custom #page {
    background: #fff;

.custom .mymmbox {
width: 91em;
height: 20em;
border: 1px solid
margin-left: 2em;
margin-bottom: 2em;
}