/* A quiet wave scales individual letters without changing layout. */
.topbar-help .help-text-wave{display:inline-block;color:#fff;white-space:pre}
.topbar-help .help-letter{display:inline-block;transform-origin:50% 65%;animation:help-letter-wave 2.4s ease-in-out infinite;animation-delay:calc(var(--letter) * .11s - 2.4s)}
@keyframes help-letter-wave{
  0%,20%,100%{transform:scale(1)}
  10%{transform:scale(1.18)}
}
@media(prefers-reduced-motion:reduce){.topbar-help .help-letter{animation:none;transform:none}}