a:hover {background:transparent;}

#plan_idf {
width : 570px;
height : 470px;
background : url(images/plans/plan.jpg) top left no-repeat ;

}
#lesmesnuls {
position:relative;
left:62px;
top:200px;
width :60px;
height:70px;
border: 1px dotted black;
}


#lesmolieres {
position:relative;
left:236px;
top:304px;
width : 60px;
height:70px;
border: 1px dotted black;
}