body{
    margin-top:5px;
    margin-right: 25%;
    margin-left: 25%;
}
[class*="col-"]{
    background-color: white;
    border: 2px;
    border-radius: 6px;
    line-height: 40px;
    text-align: center;
    padding-top:20px;
    padding-bottom:20px;
}
[class*="well"]{
    width:550px;
//height:500px;
    display:inline-block;
    margin-left:50px;
//overflow:scroll;
}
#contenu{
    width:100%;
//height:500px;
    display:inline-block;
//overflow:scroll;
}
#affichage{
    width:90%;
//height:500px;
    display:block;
    margin-left:50px;
    overflow:scroll;
}