p#introduccion{background:url('../media/contenidos/rss.png') no-repeat bottom;padding-bottom:160px;}
div#feedburner,div#firefox,div#explorer{background-repeat:no-repeat;background-position:right;padding-right:110px;min-height:100px;height:auto !important;height:100px;}
div#feedburner{background-image:url('../media/contenidos/feedburner.png');}
div#firefox{background-image:url('../media/contenidos/firefox.png');}
div#explorer{background-image:url('../media/contenidos/explorer.png');}