html{text-align:center}body{width:600px;margin:0 auto}#box{margin:0 auto}#esempio{margin-bottom:1em;margin-right:6em;font-size:.8em}.copyright{font-size:.7em}#message{margin-bottom:1em}a{text-decoration:none;color:#000}#facebook{text-align:right;margin-bottom:11em}