.icon {
  display: inline-block;
  vertical-align: middle;
  flex-shrink: 0;
}

.icon-lg {
  width: 2.5rem;
  height: 2.5rem;
}

.icon-xl {
  width: 3rem;
  height: 3rem;
}

.icon-inline {
  margin-left: 0.35rem;
}