.dossier  .body
{

width: 60%;margin: 0 auto

}



@media screen and (max-width: 768px) {



    .dossier  ul
    {
        padding: 0px;
    }
    .dossier  .body
    {
        width: 90%;
        margin: 0px auto

    }
    .dossier  h3
    {
        font-size: 18px;
    }
    .dossier  h2
    {
        font-size: 24px;
    }
    .assistance h2
    {
        font-size: 24px;
    }

    .assistance h3
    {
        font-size: 18px;
    }







}