.container.serie {
  margin-top: 100px;
  margin-bottom: 50px;
}

.responsive > a {
  color: #000080;
}

div.gallery {
  background-color: #f2f2f2;
  border: 1px solid #bfbfbf;
  position: relative;
  transition: box-shadow 0.4s;
}

div.gallery img {
  transition: opacity 0.4s;
}

div.gallery:active img, div.gallery:focus img, div.gallery:hover img {
  opacity: 0.8;
  transition: opacity 0.4s;
}

div.gallery:active, div.gallery:focus, div.gallery:hover {
  box-shadow: 0px 0px 15px #bfbfbf;
  transition: box-shadow 0.4s;
}