.brand > img {
  grid-row: 1 / 3;
  width: 36px;
  height: 36px;
  object-fit: contain;
  filter: drop-shadow(0 0 8px rgba(255, 255, 255, .12));
}

.rings > img {
  position: relative;
  width: 36%;
  height: auto;
  object-fit: contain;
  opacity: .92;
  filter: sepia(1) saturate(.75) brightness(.82) drop-shadow(0 0 26px rgba(185, 151, 91, .28));
}

.contact-mark {
  width: 96px;
  height: 96px;
  border: 0;
}

.contact-mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: sepia(1) saturate(.8) brightness(.9) drop-shadow(0 0 18px rgba(185, 151, 91, .2));
}

@media (max-width: 500px) {
  .brand > img { width: 32px; height: 32px; }
}