#wrapper {
    width: 595px;
    margin: 0 auto
    }
a {
    text-decoration: underline;
    color: #00f
    }
a:link:after, a:visited:after {
    content: " (" attr(href) ") ";
    font-size: 70%
    }
nav, sidebar, footer, header, aside {
    display: none
    }