.standard-animation {
  animation-duration: 300ms;
  animation-timing-function: cubic-bezier(.25, .1, .25, 1);
  animation-iteration-count: 1;
  animation-fill-mode: forwards;
}

.standard-animation--fast {
  animation-duration: 150ms;
  animation-timing-function: cubic-bezier(.25, .1, .25, 1);
  animation-iteration-count: 1;
  animation-fill-mode: forwards;
}

.standard-animation--slow {
  animation-duration: 500ms;
  animation-timing-function: cubic-bezier(.25, .1, .25, 1);
  animation-iteration-count: 1;
  animation-fill-mode: forwards;
}

.standard-animation--extra-slow--repeat {
  animation-duration: 1500ms;
  animation-timing-function: cubic-bezier(.25, .1, .25, 1);
  animation-iteration-count: infinite;
  animation-direction: alternate;
}