html::before {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image: url('/images/bg-texture.png');
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  z-index: -1;
  pointer-events: none;
}
body { background: transparent !important; position: relative; }
#about, #gallery, #contact {
  background-color: rgba(14,29,72,0.60) !important;
}
footer {
  background-color: rgba(14,29,72,0.96) !important;
}