Untitled

<div class="container">
    <div class="container__section">
      <div>Filter A1</div>
      <div>Filter A2</div>
      <div>Filter A3</div>
    </div>
    <div class="container__section">
      <div>Filter B1</div>
      <div>Filter B2</div>
    </div>
    <div class="container__section">
      <div>Filter C1</div>
    </div>
  </div>