 'step-title' : 'step-title step-active'" 
         disabled [disabled]="!animalSelected"
         on="tap:AMP.pushState({ currentStep: 1 })">
      <i class="step-incomplete" 
         [class]="colorSelected ? 'step-complete' : 'step-incomplete'" data-step-nr="2"></i>
         Color
    </button>
    <section hidden [hidden]="currentStep != 1"> 
      <div class="content">
        <p>What's your favorite color?</p>
        <amp-selector on="select:AMP.setState({colorSelected: true})" class="poll" name="col