.autoink:hover .tn-atom { filter: brightness(0.8); }

.autoflash {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.flash {
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.5), transparent);
  height: 100%;
  width: 60px;
  position: absolute;
  top: 0;
  left: -100%;
  transform: skewX(-45deg);
  pointer-events: none;
  z-index: 1;
}

.lighting { animation: moving 4s ease-in-out infinite; }

@keyframes moving {
  0%   { left: -100%; }
  30%  { left: 150%; }
  100% { left: 150%; }
}

.autoflash > *:not(.flash) {
  position: relative;
  z-index: 2;
}