.news {
float:left;
}

.newsImg {
margin:0;padding:0;
float:left;
margin:9px;
border:1px solid #ccc;
}

.news h2 {
margin:0;padding:0;
margin-top:5px;
margin-bottom:5px;
font-size:12px;
font-weight:bold;
display:block;
}

.news p {
margin:0;padding:0;
margin-top:5px;
margin-bottom:5px;
display:block;
}

.datePublication {
font-size:10px;
color:#ccc;
}

.texteNews {
margin:9px;padding:9px;
margin-left:0px;
}

.Separate {
clear:both;
margin:9px;
display:block;
height:10px;
background-repeat:repeat-x;
background-position:bottom left;
}

.item2cols {
margin:9px 0px 9px 4px;
width:200px;
float:left;
}

.item2cols a{
font-weight:bold;
}

.itemDate {
margin-top:4px;
}

<rde-dm:attribute mode="write" attribute="request:rdeResponseMimetype" op="set" value="text/css"/>