Revisé en el W3C y no me encuentra ningún error.
Código:
@charset "utf-8"; /* CSS Document */ body{ padding:11px 0 14px 0; margin: 0; background-color:#ffffff; color:#000; } header{ width:1033px; height:93px; padding:10px 0 10px 0; margin:auto; background-color:#FFFFFF; color:#000; } #subheader{ width:1053px; margin:auto; background-color:#ddeff4; padding:10px 0px 0px 0px; } #guadalajara{ width:1053px; margin:auto; background-color:#FFFFFF; color:#000; } #subheader1{ width:1030px; background-color:#ddeff4; padding:10px 10px 10px 10px; } #menu{ background-color:#333333; padding:10px 10px 10px 10px; } #table{ width:1053px; background-color:#cadde3; margin:auto; padding: 10px 0px 0px 0px; } #facebook{ width:1027px; height:390px; background-color:#cadde3; margin:5px 5px 5px 8px; padding:5px 5px 5px 5px; border-top:solid 1px #999999; border-bottom:solid 1px #999999; } #social{ display:block; width:450px; height:350px; float:left; background-color:#cadde3; margin:5px 5px 5px 5px; padding:5px 20px 5px 20px; border-right:solid 1px #999999; } #descargas{ display:block; height:350px; width:450px; float:right; background-color:#cadde3; margin:5px 5px 5px 20px; padding:5px 20px 5px 20px; }