#trinchera { display: none;}
h1 a { height: 160px; display: block; background: url(images/cab.jpg) no-repeat;}

h2.publico { background: #000; height: 40px; margin: 0; padding: 0;}
h2.publico a { background: #000 url(images/logopublico.gif) left no-repeat; height: 40px; margin: 0; padding: 0; display: block;}
h2.publico a span { position: absolute; top: -9999em; }