dt {
font-weight:bold; 
font-size:120%;
width:10em;
float:left;
text-align:right;
clear:left;
}

dd { 
float:left;
width:auto;
margin-bottom:30px;
}

.margehaut {
margin-top:70px;
}

h2 {
font-weight:bold;
}

pre {
border:1px dotted gray;
background-color:#ffff9a;
}

.apart {
color:gray;
font-style:italic;
}