.collection-back-to-top {
  border: var(--border-small) solid var(--basic-outline-variant-2);
  border-radius: var(--shape-speciality-branded);
  background-color: var(--basic-surface-variant);
  display: flex;
  align-items: center;
  justify-content: center;
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 2.5rem;
  height: 2.5rem;
  transition: all 0.3s ease;
  z-index: 100;
}

:root:has(#floatingButton) .collection-back-to-top {
  bottom: 4.5rem;
}

.toggleable-icon-button.collection-back-to-top__button {
  width: 100%;
  height: 100%;
}