.birthstone {
  font-family: "Birthstone", cursive;
  font-weight: 400;
  font-style: normal;
}
.congreso {
  color: #ff548c;
}

header {
    position: relative;
    background-color: black;
    height: 75vh;
    min-height: 25rem;
    width: 100%;
    overflow: hidden;
  }
  
  header video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    z-index: 0;
    -ms-transform: translateX(-50%) translateY(-50%);
    -moz-transform: translateX(-50%) translateY(-50%);
    -webkit-transform: translateX(-50%) translateY(-50%);
    transform: translateX(-50%) translateY(-50%);
  }
  
  header .container {
    position: relative;
    z-index: 2;
  }
  
  header .overlay {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 100%;
    background-color: black;
    opacity: 0.5;
    z-index: 1;
  }
  
  /* Media Query for devices withi coarse pointers and no hover functionality */
  
  /* This will use a fallback image instead of a video for devices that commonly do not support the HTML5 video element */
  
  @media (pointer: coarse) and (hover: none) {
    header {
      background: url('https://source.unsplash.com/XT5OInaElMw/1600x900') black no-repeat center center scroll;
    }
  
    header video {
      display:inherit
    }
  }






  .gallery-block.grid-gallery{
    padding-bottom: 60px;
    padding-top: 60px;
  }
  
  .gallery-block.grid-gallery .heading{
      margin-bottom: 50px;
      text-align: center;
  }
  
  .gallery-block.grid-gallery .heading h2{
      font-weight: bold;
      font-size: 1.4rem;
      text-transform: uppercase;
  }
  
  .gallery-block.grid-gallery a:hover{
    opacity: 0.8;
  }
  
  .gallery-block.grid-gallery .item img{
    box-shadow: 0px 2px 10px rgba(0, 0, 0, 0.15);
    transition: 0.4s;
  }
  
  .gallery-block.grid-gallery .item{
    margin-bottom: 20px;
  }
  
  @media (min-width: 576px) {
  
    .gallery-block.grid-gallery .scale-on-hover:hover{
      transform: scale(1.05);
      box-shadow: 0px 10px 10px rgba(0, 0, 0, 0.15) !important;
    }
  }