/* Copy-target warning: pulsing outline only */
.arenaCopyFieldGlowFinal {
  outline-style: solid !important;
  outline-width: 3px !important;
  outline-offset: 3px !important;

  /* Do NOT use outline: ... !important here.
     It locks the color and can kill the animation. */
  outline-color: rgba(0, 0, 0, 1);

  animation-name: arenaCopyFieldBlackRedPulse !important;
  animation-duration: .55s !important;
  animation-timing-function: linear !important;
  animation-iteration-count: infinite !important;
}

@keyframes arenaCopyFieldBlackRedPulse {
  0% {
    outline-color: rgba(0, 0, 0, 1);
  }

  50% {
    outline-color: rgba(255, 0, 0, 1);
  }

  100% {
    outline-color: rgba(0, 0, 0, 1);
  }
}