v1.hbs

<div class="flex">
  <label>
    Horses
    {{input type="number" value=model.horses min=0}}
  </label>
  <label>
    Chickens
    {{input type="number" value=model.chickens min=0}}
  </label>
  <label>
    <strong>Total</strong>
    {{input type="number" value=model.total disabled=true}}
  </label>

  <div class="flex__block"></div>

  <button {{action "refresh"}}>Reset</button>
</div>