.toast {
  position: fixed;
  left: 50%;
  bottom: 1rem;
  transform: translateX(-50%);

  background-color: var(--text-secondary);
  color: var(--text-primary);

  border: solid var(--text-shadow);
  border-width: 0 0.2rem 0.2rem 0;

  padding: 0.6rem 0.8rem;
  box-shadow: var(--shadow-2);

  max-width: min(680px, calc(100% - 2rem));
  display: none;
  z-index: 60;
}

.toast.is-show { display: block; }