header { background-color: #BBBBBB; padding: 20px 0; }
.caja{ width: 940px; position: relative; margin: 0 auto; }
nav{ position: absolute; top:110px; right: 0; }
nav li{ display: inline; margin: 0 0 0 15px; }
nav a{ text-transform: uppercase; color: #000000; font-weight: bold; font-size: 22px; text-decoration: none; }
