.titre1_acc{
    float: left;
    width:690px;
    height:550px;
    font-family: verdana;
    font-size: 20px;
    padding:5px;
    /* margin: 10px 0 0 10px;
     border: 1px solid #cecece;*/

    color: #ff6600; 
}

.texte1_acc{
    float: left;
    width:690px;
    height:550px;
    font-family: verdana;
    padding:5px;
    margin: 10px 0 0 10px;
    border: 1px solid #cecece;
    overflow-y: scroll;
    /*    color: #5d5d5d;*/
}