body {background-image:url(imagenes/fondo.jpg); margin-top:50px  }
a{color:#5C8D99; text-decoration:none;}
a:hover{color:grey; text-decoration:none;}

#fondo { width: 594px; margin: 4px auto; padding: 6px 0px; text-align: center}

#cabecera {margin: auto; width: 520px; font-family:Arial, Helvetica, sans-serif; font-size:12px}