.bannerOverlay {
  position: absolute;
  background: rgba(0, 0, 0, 0.6) none repeat scroll 0 0;
  padding: 15px 25px;
  text-align: center;
}

.bannerOverlay span{
	color: #ffffff;
	font-weight: 600;
	display: block;
    margin-bottom: 15px;
	font-size: 1.25rem;
}
@media screen and (min-width: 768px){
	.bannerOverlay span{
		font-size: 1.5rem;
	}
}

@media screen and (min-width: 1280px){
	.bannerOverlay span{
		font-size: 2.5rem;
	}
}
@media screen and (min-width: 1440px){
	.bannerOverlay span{
		font-size: 3rem;
	}
}

/* old below */

.bannerOverlay > h2 {
  color: #ffffff;
  font-size: 1.2em;
  margin: 0 0 10px 0;
}

.bannerOverlay .button {
  font-size: 1em;
}

@media screen and (min-width: 768px) {
  .bannerOverlay {
    max-width: 80em;
  }
  .bannerOverlay > H2 {
      font-size: 1.5em;
  }
}

@media screen and (min-width: 1280px) {
  .bannerOverlay > H2 {
      font-size: 2em;
  }
}

@media screen and (min-width: 1440px) {
  .bannerOverlay > H2 {
      font-size: 3em;
  }
}