.carousel-item img {
  width: 100%;
  height: 80vh;
  object-fit: cover;
}

.card {
  margin: 10px;
}

.card img {
  width: 100%;
}

.navbar-nav .nav-link {
  position: relative;
  transition: color 0.3s;
}

.navbar-nav .nav-link::after {
  content: "";
  position: absolute;
  width: 0;
  height: 2px;
  left: 0;
  bottom: -4px;
  background-color: #fff;
  transform: width 0.3s;
}

.navbar-nav .nav-link:hover::after {
  width: 100%;
}