html, body, #map {
            width: 100%;
            height: 100%;
            padding: 0;
            margin: 0;
        }
            
            
      
        #boutonrond {
            position: absolute;
            background: url(../../../images/menu/boutonrond.png) center center no-repeat;
            display: block;
            height: 100px;
            width: 100px;
            top: 0;
            left: 0;
            z-index: 100;
        }
        
        #suivant {
            position: absolute;
            background: url(../../../images/menu/suivant.png) center center no-repeat;
            display: block;
            height: 50px;
            width: 25px;
            top: 0;
            right: 30;
            z-index: 100;
        }
        
        #precedent {
            position: absolute;
            background: url(../../../../images/menu/precedent.png) center center no-repeat;
            display: block;
            height: 50px;
            width: 25px;
            top: 0;
            right: 60px;
            z-index: 100;
        }