.ToTop {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 4px 18px;
  border-radius: 50%;
  font-size: 1rem;
  text-align: center;
  background-color: var(--clr-primary);
  color: var(--font-clr-primary);
  transition: all 0.3s;
}.ToTop:hover {
    background-color: var(--clr-primary-lighter);
  }.ToTop i {
    margin: 0 auto;
    font-size: 1.6875rem;
  }

.ToTop.show {
  display: flex;
}