css - Bootstrap 网格一个完整的列和 2 个堆叠的列

Question

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Answer 1

试试这个，如果答案正确我会解释

  <div class="row ">
      <div class="col-md-6 col-sm-6 p-0">
         <div class="bg-dark">
            my life its always null..
         </div>
      </div>

      <div class="col-md-6 col-sm-6 p-0 ">
         <div class="row ">
            <div class="col-sm-12 bg-primary ">
               THE Iternal Love 1
            </div>
            <div class="col-sm-12 bg-primary ">
               THE Iternal Love 2
            </div>

         </div>
      </div>
   </div>