...
| Code Block |
|---|
<div class="container">
<div class="row justify-content-center">
<div class="col col-sm-4 col-md-3 mx-3"><!-- column 1 --></div>
<div class="col col-sm-4 col-md-3 mx-3"><!-- column 2 --></div>
<div class="col col-sm-4 col-md-3 mx-3"><!-- column 3 --></div>
</div>
</div> |
...