/* courtesy @bookcase SO circle stepper */
.stepper-set{
  text-align: center;
  margin: 10px auto;
}

.stepper{
  width: 2em;
  height: 2em;
  text-align: center;
  line-height: 2em;
  border-radius: 1em;
  background: #6777ed;
  margin: 0 1.7em;
  display: inline-block;
  color: white;
  position: relative;
}

.stepper::before{
  content: '';
  position: absolute;
  top: .9em;
  left: -4em;
  width: 4em;
  height: .2em;
  background: #6777ed;
  z-index: -1;
}

.stepper:first-child::before {
  display: none;
}

.stepper.active {
  background: #1B31D6;
}

.stepper.active ~ .stepper {
  background: #aeb5e9;
}

.stepper.active ~ .stepper::before {
  background: #aeb5e9;
}