body {
 text-align : center;
 background: #FCFEF4 url("/imagenes/bg_top3.gif") repeat-x;  
}  

#contenedor{
   border : 0px dashed #000000;
   text-align: left;
   width: 980px;
   margin: auto;
} 

#left {
 border : 0px dashed #000000;
 width : 160px;			/* 160 */
 float : left;
 margin-top: 60px;
 }         

#cuerpo {
 border : 0px dashed #000000;
 width : 510px;       /* 400 */ 
 margin-left: 15px;   /* 280 */
 / margin-left: 15px;  /* IE 220 */
 margin-right: 10px;  /* 160 */
 / margin-right: 10px; /* IE 160 */
 float: left;
 background: yellow;
 margin-top: 60px;
}         
 
#right {
 border : 0px dashed #000000;
 width : 250px;			/* 160 */
 float: right;
 margin-top: 60px;
}         


#footer {
 clear: both;
 margin-top:20px; /* funciona solo despues de usar un div con clear:both */    
 height: 25px;
 /* background: #d0EE90; */
 text-align:left;
 margin-left: 140px;
 / margin-left: 140px;
}

#footer2 {
 clear: both;
 margin-top:20px; /* funciona solo despues de usar un div con clear:both */    
 height: 25px;
 /* background: #d0EE90; */
 text-align:left;
 margin-left: 135px;
 / margin-left: 135px;
}


.clear { 
line-height: 0px; 
font-size: 0px; 
clear: both; 
height: 0px; 
} 

?>