.slider h3,
.slider h5 .clients h3 {
  text-shadow: 2px 2px 3px rgba(0, 0, 0, 0.8);
}

.parallax-container {
  height: 20%;
}

.parallax img {
  filter: grayscale(1);
  opacity: 0.3 !important;
}

.clients img {
  max-width: 150px;
  filter: drop-shadow(1px 1px 1px rgba(0, 0, 0, 0.5));
}

section {
  padding: 20px 0px;
}

footer {
  padding: 5px 0px;
}