style.css

.list-counter-circle {
  list-style: none;
  counter-reset: list;
  margin: 0;
  padding: 0;
  overflow: hidden;
}
.list-counter-circle > li {
  position: relative;
  display: block;
  height: 2rem;
  line-height: 2rem;
  margin-left: 1.75rem;
  margin-bottom: 0.25rem;
  padding-left: 1rem;
  padding-right: 0.5rem;
  color: #fff;
  background: #7b1fa2;
  white-space: nowrap;
  border-radius: 0.25rem;
}
.list-counter-circle > li:last-child {
  margin-bottom: 0;
}
.list-counter-circle > li::before {
  content: counter(list);
  counter-increment: list;
  position: absolute;
  left: -2rem;
  top: -0.25rem;
  bottom: -0.25rem;
  width: 2.5rem;
  line-height: 2rem;
  border-radius: 1.25rem;
  border: 0.25rem solid #fff;
  text-align: center;
  color: #fff;
  background: #7b1fa2;
}

.no-active {
  display: none;
}