.container-gallery {
  margin-bottom: 5rem;
}

.container-gallery .nav {
  margin-top: 5rem;
  margin-bottom: 4rem;
  justify-content: center;
}

.container-gallery .nav .nav-item .nav-link {
  font-size: 1.125rem;
  color: white;
  padding: .5rem 1.5rem;
}

.container-gallery .nav .nav-item .nav-link:hover {
  color: #121211;
}

.container-gallery .nav .nav-item .nav-link.active {
  color: #121211;
  font-weight: 700;
}

.container-gallery .col-photo {
  margin-bottom: 30px;
}

.container-gallery .col-photo a {
  color: white;
}

.container-gallery .col-photo a span {
  display: block;
  padding: .25rem .5rem;
}

.container-gallery .col-photo a:hover {
  text-decoration: none;
}

.container-gallery .box-photo {
  position: relative;
  display: block;
  background-color: #121212;
  margin-bottom: .25rem;
}

.container-gallery .box-photo img {
  object-fit: cover;
  height: 100%;
  width: 100%;
  transition: all .5s ease;
}

.container-gallery .box-photo .btn-info {
  position: absolute;
  margin-bottom: 1rem;
  color: white;
  border-color: white;
  z-index: 1;
  top: 50%;
  left: 50%;
  transform: translateX(-50%) translateY(-50%);
  opacity: 0;
  transition: all .5s ease;
}

.container-gallery .box-photo .num {
  display: flex;
  justify-content: center;
  justify-align: center;
  position: absolute;
  right: .25rem;
  top: .25rem;
  background: rgba(0, 0, 0, 0.25);
  font-size: 12px;
  border-radius: 90px;
  width: 25px;
  height: 25px;
}

.container-gallery .box-photo .title {
  display: block;
  position: absolute;
  bottom: 0;
  padding: .5rem 1rem;
  background: rgba(64, 64, 64, 0.5);
  width: 100%;
}

.container-gallery .box-photo:hover img {
  opacity: .2;
}

.container-gallery .box-photo:hover .btn-info {
  opacity: 1;
}