.author-mark {
  overflow: hidden;
  border-width: 2px;
  border-color: rgba(120, 240, 68, 0.72);
  box-shadow: 0 0 50px rgba(120, 240, 68, 0.12);
}

.author-mark img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: 50% 8%;
  transform: scale(1.02);
}