portainer/app/portainer/views/wizard/wizard-endpoints/wizard-stepper/wizard-stepper.css

.stepper-wrapper {
  width: 60%;
  margin-top: auto;
  display: flex;
  justify-content: space-between;
  margin-bottom: 20px;
  margin-left: 10px;
}
.stepper-item {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  flex: 1;
}

.docker {
  margin-left: -5px;
  text-transform: capitalize;
}
.kubernetes {
  margin-left: -20px;
  text-transform: capitalize;
}
.aci {
  margin-left: 5px;
  text-transform: uppercase;
}

.stepper-item::before {
  position: absolute;
  content: '';
  width: 100%;
  top: 20px;
  left: -100%;
  z-index: 2;
  border-bottom: 5px solid var(--bg-stepper-item-counter);
}

.stepper-item::after {
  position: absolute;
  content: '';
  border-bottom: 5px solid var(--bg-stepper-item-counter);
  width: 100%;
  top: 20px;
  left: 0;
  z-index: 2;
}

.stepper-item .step-counter {
  position: relative;
  z-index: 5;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-stepper-item-counter);
  margin-bottom: 6px;
}

.stepper-item.active {
  font-weight: bold;
  background: var(--bg-stepper-item-active);
  content: none;
}

.stepper-item.active .step-counter {
  background: #337ab7;
  color: #fff;
}

.stepper-item.completed .step-counter {
  background-color: #48b400;
  color: #fff;
}

.stepper-item.completed::after {
  position: absolute;
  content: '';
  border-bottom: 5px solid #48b400;
  width: 100%;
  top: 20px;
  left: 0;
  z-index: 3;
}

.stepper-item:first-child::before {
  content: none;
}

.stepper-item:last-child::after {
  content: none;
}