#header, #navi {
    display: none;
}
#box {
    margin-left: 1.5cm;
}
#footer {
    text-align: center;
    
}
a {
    text-decoration: underline;
    color: black;
}/*
a[href^="http://"]:after {
  content:" ["attr(href)"]";
}
a:not([href^="http://"]):after {
  content:" [http://www.geeksfactory.de/"attr(href)"]";
}*/