#news { position: absolute; top: 50px; left: 93px; width: 150px; height: 210px; }
#biography { position: absolute; top: 50px; left: 336px; width: 150px; height: 210px; }
#presse { position: absolute; top: 280px; left: 214.5px; width: 150px; height: 210px; z-index: 1; }