.back-home {
  position: fixed;
  left: 14px;
  top: 12px;
  z-index: 45;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--red);
  font-size: 17px;
  line-height: 1;
  text-decoration: none;
  font-family: inherit;
  transition: border-color .18s ease, transform .18s ease;
}

.back-home:hover { border-color: var(--red); transform: translateY(-1px); }