@layer utilities {
  .shake {
    animation: shake 400ms both;
  }

  /* Keyframes */
  @keyframes appear-then-fade {
    0%,100% { opacity: 0; }
    5%,60%  { opacity: 1; }
  }

  @keyframes shake {
    0%  { transform: translateX(-2rem); }
    25% { transform: translateX(2rem); }
    50% { transform: translateX(-1rem); }
    75% { transform: translateX(1rem); }
  }

  @keyframes slide-up-fade-in {
    from { transform: translateY(2rem); opacity: 0; }
    to   { transform: translateY(0); opacity: 1; }
  }

  @keyframes submitting {
    0%    { -webkit-mask-position: 0% 0%,   50% 0%,   100% 0% }
    12.5% { -webkit-mask-position: 0% 50%,  50% 0%,   100% 0% }
    25%   { -webkit-mask-position: 0% 100%, 50% 50%,  100% 0% }
    37.5% { -webkit-mask-position: 0% 100%, 50% 100%, 100% 50% }
    50%   { -webkit-mask-position: 0% 100%, 50% 100%, 100% 100% }
    62.5% { -webkit-mask-position: 0% 50%,  50% 100%, 100% 100% }
    75%   { -webkit-mask-position: 0% 0%,   50% 50%,  100% 100% }
    87.5% { -webkit-mask-position: 0% 0%,   50% 0%,   100% 50% }
    100%  { -webkit-mask-position: 0% 0%,   50% 0%,   100% 0% }
  }

  @keyframes success {
    0%  { background-color: var(--color-border-darker); scale: 0.8; }
    33% { background-color: var(--color-border-darker); scale: 1; }
  }

  @keyframes zoom-fade {
    100% { transform: translateY(-1.5em); scale: 2; opacity: 0; }
  }
}