.carousel {
  overflow-x: auto;
  overflow-y: hidden;
  white-space: nowrap;
  width: 100%;
  scroll-behavior: auto;
  -ms-overflow-style: none;  /* IE/Edge */
  scrollbar-width: none;     /* Firefox */
}

.carousel::-webkit-scrollbar {
  display: none;
}

.logo-item {
  display: inline-block;
  width: 150px;
  height: 50px;
  margin-right: 20px;
}

.logo-item img {
  width: 100%;
  height: auto;  
  filter: grayscale(90%) contrast(1.5) brightness(1.1);
  transition: filter 0.3s ease;
}

.logo-item:hover img {
  filter: grayscale(0%) contrast(1) brightness(1);
}