#tetracase { 
position:relative;
border:1px none #FFFFFF; 
overflow:hidden; 
height:90px; 
width:420px; 
background:#003366; 
} 

#tetracase a { 
font-weight:bold; 
font-size:90%; 
} 

.tetradiv { 
position:absolute;
overflow:hidden; 
top:0; 
left:540px; 
width:140px; 
height:90px; 
} 

.tetradiv div { 
border:0px solid #FFFFFF; 
background:#003366; 
padding:10px; 
overflow:hidden;
height:85px;
}