owsers? Would I want to add 
                        CSS definitions to make the design “<em>responsive</em>” for different device widths? Of course, the <strong> answer is “No”</strong>, 
                        and that’s exactly why I’m here writing about the very popular Bootstrap.
                    </p>
                    
                </div>
                <div class="col-sm-10 mx-auto mt-5 py-4 border-top">
                    <div class="row">
                        <div class="c