body {
  background-color: aqua !important;
}

#topic-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

#topic-list li {
  padding-left: 1rem;
  text-indent: -0.7rem;
}


#topic-list li:nth-child(3n+1)::before {
  content: "🐱 ";
}

#topic-list li:nth-child(3n+2)::before {
  content: "🐶 ";
}

#topic-list li:nth-child(3n)::before {
  content: "🦄 ";
}