.ace_jsRealConstructor{color: blue;}
#realisation {
    border:  1px solid black;
    background:white;
    padding: 2px;
    display: none;
    position:absolute
}
#container {width:100%;text-align:center}
#gauche {float:left}
#droite {float:right}
#centre {display:inline-block;margin:0 auto;}
#titre { background: #fff; top: 0; height: 100px; left:0; right:0;}
#entree {width: 50%; background: #fff; 
         top: 100px; bottom:0; left:0;position:absolute;
         border:  1px solid black;
        }
#sep {width:0px; 
      top: 100px; bottom:0; left:50%;position:absolute; 
      border:  2px solid black;
      cursor: move;
      z-index:1;
    }
#sortie { width: 50%; background: #fff; 
          top: 100px; bottom:0; right:0; position:absolute;
          border:  1px solid black;
          overflow:scroll;
        }
