form {margin-bottom : 0;}
body {background: #EEEEEE url(fondo_pagina.gif)} 
A:hover {text-decoration: underline; color: #000000;}
A:link {text-decoration: underline; color: #0000A0;}
A.gris {text-decoration: underline; color: #737373;}
A.gris:hover {text-decoration: underline; color: #000000;}
A.menugral {text-decoration: none; color: #374A41;}
A.menugral:hover {text-decoration: none; color: #374A41;}
A.menulk {text-decoration: underline; color: #374A41;}
A.menulk:hover {text-decoration: underline; color: #000000;}
A.menutit {text-decoration:none; color: #374A41;}
A.menutit:hover {text-decoration: none; color: #374A41;}
A.blanca {text-decoration: none; color: #FFFFFF;}
A.blanca:hover {text-decoration: underline; color: #374A41;}