//Example: Styles an hr tag i.e. <hr class="hr-80">;
.hr-80 {
  width: 80%;
  margin: 1.5rem auto;   // centers & spaces it
  border: none;
  height: 5px;
  background: linear-gradient(to right, #00ff00, #ff0000); /* green → red */ // info → purple
  border-radius: 4px;
  opacity: 1;
}