piskel/src/templates/palettes-list.html

<div class="toolbox-container palettes-list-container">
  <h3 class="toolbox-title palettes-title" 
      style="overflow: hidden;height: 36px;box-sizing: border-box;border-bottom: 1px solid #444;">
    <span style="line-height:20px ">Palettes</span>
    <div 
      class="button button-primary create-palette-button" 
      title="Create new palette"
      rel="tooltip"
      data-placement="top"
      style="width:20px; height:20px; float:right; font-size:1.1em">+</div>
  </h3>
  <div 
    class="palettes-actions" 
    style="background-color:#3f3f3f; border-bottom:#222; height:24px; padding:0 3px;">
    <select class="palettes-list-select" style="margin:3px 0;"></select>
  </div>
  <div class="palettes-list-colors"></div>
  <script type="text/template" id="palette-color-template">
    <div class="palettes-list-color" data-color="{{color}}" title="{{color}}">
      <div data-color="{{color}}" style="background:{{color}}"></div>
    </div>
  </script>
</div>