.banner-section {
  margin-bottom: 1em;
}

.banners a, .banners a:hover {
  color: #eee;
}

.banner-item {
  margin: 1em 0;
  height: 6em;
  text-align: center;

  display: flex;
  align-items: center;
  flex-direction: column;

  border: 2px solid black;
  background-color: #546e7a;
  color: #eee;

  box-shadow: 0 2px 5px 0 rgba(0,0,0,.16), 0 2px 10px 0 rgba(0,0,0,.12);
}

.banner-item a {
  display: flex;
  flex-grow: 1;
  align-items: center;

  margin-bottom: 0;
  width: 100%;

  font-size: 2em;
  text-shadow: 2px 5px 6px rgba(0,0,0,.16), 2px 10px 12px rgba(0,0,0,.12);
  transition: background-color 1s ease, box-shadow 1s ease, text-shadow 1s ease;
}

.banner-item a:hover {
  background-color: #607d8b;
  box-shadow: 0 8px 17px 0 rgba(0,0,0,.2), 0 6px 20px 0 rgba(0,0,0,.19);
  text-shadow: 8px 17px 7px rgba(0,0,0,.2), 0 6px 20px 16px rgba(0,0,0,.19);
}

.banner-item a>div {
  margin: 0 auto;
}

.bottom-description {
  font-size: 0.8em;
  width: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  color: #ddd;
  display: flex;
  align-items: center;
}

.bottom-description p {
  margin: 0 auto;
  padding: 0.5em;
  text-align: center;
}