.bloc_pdf{
width:470px;
margin:30px auto;
padding:15px 15px 15px 70px;
background:url(../img/interface/pdf-48x48px.png) 10px center no-repeat #FFF;
}

.bloc_pdf h2{
float:left;
margin-bottom:0px !important;
margin-top:5px !important;
}