n-distribute-horizontal"></span>
      </button>
      <button class="btn btn-transparent btn-icon" v-on:click="layout_distribute_vertical()">
        <span class="icon icon-distribute-vertical"></span>
      </button>
      <button class="btn btn-transparent btn-icon" v-on:click="layout_distribute_horizontal_spacing()">
        <span class="icon icon-spacing-horizontal"></span>
      </button>
      <button class="btn btn-transparent btn-icon" v-on:click="layout_distribute_vertical_spacing()">
        <spa