body{ background-color:#98FB98;color:blue;font-size:20px;}
h2{ text-align:center;width:50%;border:3px double red;margin-left:25%;margin-top:5%;margin-bottom:3%;background-color:yellow;color:#00008B;border-radius:1em;}
div.citerne{width:100%; height:auto;margin-left:2%;border:3px double red;background-color:lightyellow;padding-top:5px}
nav.boxg{width:45%;height:50%;padding-left:20px;margin-left:30px;float:left;background-color:#E0FFFF;border:3px double blue;border-radius:1em;}
nav.boxd{width:45%;height:50%;padding-left:20px;margin-left:30px;float:left;background-color:#E0FFFF;border:3px double blue;border-radius:1em}
li{ line-height:2em;}
p{text-align:center;color:darkblue;font-size:16pt;margin-top:10px;}
a{text-decoration:none}