div.odd {
margin: 0 5px 10px 5px;
padding: 5px;
border: 1px solid #000000;
background-color: #F1EBEB;
clear: both;
}

div.even {
margin: 0 5px 10px 5px;
padding: 5px;
border: 1px solid #000000;
background-color: #E4D7D7;
clear: both;
}

div.hidden {
margin: 0 5px 10px 5px;
padding: 5px;
border: 1px solid #F00;
background-color: #D6C2C2;
clear: both;
}