.sticky-element.sticky {
  position: fixed;
  left: var(--default-padding);
  bottom: 1.4rem;
  z-index: 2;
  width: calc(100% - 2.8rem);
  border: 1px solid var(--color-grey);
  opacity: 0;
  transition: all 0.4s ease-in;
}

.sticky-element.fade-in {
  opacity: 1;
  bottom: 6.3rem;
}