aside {
    position: fixed;
    top: 48%;
    right: 2%;
    transform: translate(-50%, -50%);
    z-index: 6;
}

aside ul {
  display: flex;
  flex-direction: column;
  align-items: center;
  list-style-type: none;
  margin: 0;
}

aside ul li .indicator {
  cursor: pointer;
  margin-top: 1rem;
  display: block;
  height: 15px;
  width: 15px;
  border-radius: 50%;
  background-color: white;
}

aside ul li .active {
  transform: scale(1.7);
  transition: transform 200ms ease-in-out;
}