footer {
  position: relative;
  background-color: var(--header-footer-bg);
  margin-top: -2rem;
  height: 7rem;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding-left: 2rem;
}

.scrollToTop {
  display: block;
  position: absolute;
  right: 2rem;
  background: var(--text-color) url("../assets/img/mountain.png") center center no-repeat;
  background-size: 3.8rem;
  border-radius: 50%;
  width: 5.6rem;
  height: 5.6rem;
}

.social__links {
  list-style-type: none;
  display: flex;
  align-items: center;
  gap: 2.5rem;
  font-size: 3rem;
}

.social__links a {
  color: var(--accent-primary);
  text-decoration: none;
}

@media (min-width: 768px) {
  footer {
    justify-content: center;
    padding-left: 0;
  }
  .scrollToTop {
    top: -4rem;
    right: 2rem;
    background: var(--header-footer-bg) url("../assets/img/mountain.png");
    background-position: center center;
    background-repeat: no-repeat;
    background-size: 8rem;
    width: 10rem;
    height: 10rem;
  }
}

@media (hover: hover) {
  .social__links a {
    transition: all 0.3s ease;
  }
  .social__links a:hover {
    color: var(--light);
    font-size: 3.5rem;
  }
  .scrollToTop:hover {
    animation-name: bounce;
    animation-duration: 1s;
    animation-iteration-count: infinite;
    animation-fill-mode: both;
  }
}

@keyframes bounce {
  0%,
  100% {
    background-position: center center;
  }
  20%,
  60% {
    background-position: center 0.5rem;
  }
  40%,
  80% {
    background-position: center 1.25rem;
  }
}