.tiles {
  width: 80%;
  font-size: 0;
  text-align: center;
  position: relative;
  margin: 5% auto;
  padding-top: 40px;
  background-image: url('https://cdn2.hubspot.net/hubfs/2661669/Hubspot%20Background/dmexco-background-1.png');
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  background-attachment: scroll;
}
.module_title{
  font-size: 38px;
  font-weight: 700;
}
.tiles .tile {
  display: inline-block;
  max-width: 20%;
  padding: 5px 1px 5px 1px;
  margin: 2%;
  text-align: left;
  opacity: .99;
  overflow: hidden;
  position: relative;
  border-radius: 3px;
  box-shadow: 0 0 20px 0 rgba(0, 0, 0, 0.05);
  overflow: hidden;
}
.tiles .tile:before {
  content: '';
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.7) 100%);
  width: 100%;
  height: 50%;
  opacity: 0;
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 2;
  transition-property: top, opacity;
  transition-duration: 0.3s;
}
.tiles .tile img {
  display: block;
  max-width: 50%;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}
.tiles .tile .details {
  font-size: 16px;
  padding: 20px;
  color: ;
  position: absolute;
  bottom: 0;
  left: 0;
  z-index: 3;
}
.tiles .tile .details span {
  display: block;
  opacity: 0;
  position: relative;
  top: 100px;
  transition-property: top, opacity;
  transition-duration: 0.3s;
  transition-delay: 0s;
}
.tiles .tile .details .title {
  line-height: 1;
  font-weight: 600;
  font-size: 18px;
}
.tiles .tile .details .info {
  line-height: 1.2;
  margin-top: 5px;
  font-size: 12px;
}
.tiles .tile:focus:before,
.tiles .tile:focus span, .tiles .tile:hover:before,
.tiles .tile:hover span {
  opacity: 1;
}
.tiles .tile:focus:before, .tiles .tile:hover:before {
  top: 50%;
}
.tiles .tile:focus span, .tiles .tile:hover span {
  top: 0;
}
.tiles .tile:focus .title, .tiles .tile:hover .title {
  transition-delay: 0.15s;
}
.tiles .tile:focus .info, .tiles .tile:hover .info {
  transition-delay: 0.25s;
}

@media screen and (max-width: 800px) {
  .tiles{
    margin-top: 10%;
  }
  .tiles .tile {
    max-width: 45%;
  }
  .tiles .tile:hover .title {
  transition-delay: none !important;
  }
  .tiles .tile .details span {
    display: block;
    opacity: 0;
    position: relative;
    top: 5px; 
    transition-property: top, opacity;
    transition-duration: 0.3s;
    transition-delay: 0s;
}
  .tiles .tile:before {
    background: none;
  }
  .details .info {
    visibility: hidden;
  }
}

@media screen and (max-width: 480px) {
  .tiles{
    margin-top: 0%;
  }
  .module_title{
  font-size: 30px;
  font-weight: 600;
}
}