body { 
       padding: 1em;
}

h1 { 
     text-align: center;
}

div.content { 
              float: left;
              width: 75%;
}

div.menu { 
           width: 23%;
           float: right;
           border: solid thin grey;
}

dl { 
     padding-left: 1em;
}

dt { 
     font-weight: bold;
    }

dd { 
     margin-bottom: 1em;
}

/* h3:before {
    content: counter(rule) ": ";
    counter-increment: rule;
} */