#acces
{
   margin-top:10px;
}
/* propriétés communes à l'ensemble des 4 coins */
#acces #tl
{
   background: url('/includes/images/tl_bleuciel.gif');
   clear:left
}
#acces #tr
{
   background: url('/includes/images/tr_bleuciel.gif');
}
#acces #bl
{
   background: url('/includes/images/bl_bleuciel.gif');
   clear:left;
}
#acces #br
{
   background: url('/includes/images/br_bleuciel.gif');
}
#acces #top, #acces #bottom
{
   height:10px;
   background-color:#C5D8E7;
}
#acces .content
{
   background-color:#C5D8E7;
}