.shimmer{background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0 50%,#f0f0f0 75%);background-size:200% 100%;animation:shimmer 2s infinite}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.shimmer-dark{background:linear-gradient(90deg,#2a2a2a 25%,#3a3a3a 50%,#2a2a2a 75%);background-size:200% 100%;animation:shimmer 2s infinite}