.center {text-align: center; margin-left: auto; margin-right: auto; margin-bottom: auto; margin-top: auto;}


#container {
   min-height:100%;
   position:relative;
}

#body {
   padding:10px;
   padding-bottom:20px;
}
#footer {
   position:absolute;
   bottom:0;
   width:100%;
   height:60px; 
}