.skeleton {
  background-color: #eee;
  color: transparent !important;
  position: relative;
  min-height: 33px;
  overflow: hidden;
}

.skeleton::after {
  content: '';
  position: absolute;
  top: 0; left: 0;
  height: 100%; width: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
  animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}