.post{margin:8px 0px 8px 0px;
border-width:1px;
border-style:solid;
border-color:#91283B;
overflow:auto;
width:100%;
}
.auteur{width:150px;
float:left;
padding:5px;
overflow:hidden;
margin-right:5px;
}

.message{
overflow-x: auto;
overflow-y: hidden;
border-left:1px solid;
border-color:#91283B;
padding:5px;}