ih-pagelet-navigation-collection/dist/components/LauncherNavigationCollection/LauncherNavigationCollection.css

Styling PS Nav Collections.

.nav-image {
  margin-right: .5em;
  width: 50px;
}

.launcher-icon {
  margin: 0 auto;
  display: block;
  width:60px;
}

.launcher-caption {
  text-align: center;
  font-size: 12px;
  color: #757575;
  border: 0;
  display: block;
  padding: 4px 0 0 0;
  font-family: Roboto Light;
}
.nav-fix{
  display: inline-block;
  width: 100%;
}