html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  background: var(--black-100);

  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

.go-up-btn {
  position: fixed;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  border-radius: 50%;
  background: var(--black-400);
  width: 40px;
  height: 40px;

  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 3;
}

@media (max-width: 800px) {
  .go-up-btn {
    display: none;
  }
}