.c-overlay {
  width: 100%;
  height: 100vh;
  background-color: rgba($color-primary, 0.8);
  position: fixed;
  top: 0;
  left: -100%;
  right: 0;
  bottom: 0;
  z-index: 100;
  transform: translate3d(0, 60px, 0);
  transition: transform 0.2s $ease-out-quart 0s, opacity 0.2s $ease-out-quart 0s;
  opacity: 0;

  &.isShow {
    transform: translate3d(0, 0, 0);
    left: 0;
    opacity: 1;
  }
}