.experiences {
  opacity: 0.8;
  background: #333;
}


.img_sans_transparence
{
  opacity:1;
  filter:alpha(opacity=100);	
  display: block;
  margin-left: auto;
  margin-right: auto 
}

.titres_experiences
{
  color:#D79F67; 
}

.images_acc
{
  opacity: 0.8; 
}


.logos {
  position: relative;
  z-index: 10;
  text-align: center;
}