#page_content{
  padding:0 30px;
}

#div_regroupGauche{
  width:270px;
  float:right;
}

#div_regroupDroite{
  width:270px;
  float:left;
}
  
span.sp_titreRegroupTheme{
  display:block;
  padding:3px 0;
  font-weight:bold;
  font-size:14px;
  color:#D10556;
  text-align:center;
  text-transform:uppercase;
}