bootstrap 2 columns in the middle half of a container on a 5-7 column ratio and split the col-7 in half code example

Example 1: bootstrap grid

<div class="container">
  <div class="row">
    <div class="col-sm">
      One of three columns
    </div>
    <div class="col-sm">
      One of three columns
    </div>
    <div class="col-sm">
      One of three columns
    </div>
  </div>
</div>

Example 2: whatever by Clever Crane on May 31 2020 Donate

<div class="col-lg-3 mb-4">