.title-slide h2 {
  font-weight: lighter;
}


.title-slide h3:nth-of-type(1) {
  font-weight: lighter;
  font-size: 1.5rem;
}


.title-slide h3:nth-of-type(2) {
  font-weight: lighter;
  font-size: 1.2rem;
  font-style: italic;
}


  
  
.caption {
  font-style: italic;
}


img {
  display: block;
  margin-left: auto;
  margin-right: auto;
}