Simple Option Menu Demo1

somDemo.html

<div class="flex">
  <label for="option-btn1">
    <div class="option-btn">
      開啟選項菜單
    </div>
  </label>
  <input type="checkbox" class="option-btn" id="option-btn1">
  <div class="menu v-flex">
    <span>選項1</span>
    <span>選項2</span>
    <span>選項3</span>
    <span>選項4</span>
    <span>選項5</span>
    <span>選項6</span>
  </div>
</div>