<h1 class="mb-3 h1">Main website heading</h1>
              <h4 class="mb-3 h4 text-muted">Website subheading</h4>
              <hr class="my-4" />
              <h3 class="mb-3 h3">Section heading</h3>
              <p class="">
                Lorem ipsum dolor sit amet consectetur adipisicing elit. Quidem
                sunt vel, voluptas eaque ratione nam provident repellendus saepe
                cum! Minima, laudantium sit. Architecto velit laboriosam ullam
                aspernatur cupiditate doloribus provident. Lorem ipsum dolor sit
                amet consectetur adipisicing elit. Laudantium ipsam nihil
                temporibus asperiores at esse aperiam corrupti magnam impedit
                delectus obcaecati, dolorum perferendis unde quia hic nostrum
                nobis, repellendus eligendi.
              </p>
              <hr class="my-4" />
              <div class="row">
                <div class="col-lg-4 col-md-12 mb-4">
                  <h5 class="mb-3 h5">Component heading</h5>
                  <p class="text-muted">Component subheading</p>
                  <p class="">
                    Lorem, ipsum dolor sit amet consectetur adipisicing elit. A
                    nemo commodi odio veniam nisi? Cupiditate nobis doloremque
                    unde in ut, consequatur reprehenderit saepe iure
                    perspiciatis, veniam facilis asperiores deleniti at?
                  </p>
                </div>
                <div class="col-lg-4 col-md-6 mb-4">
                  <h5 class="mb-3 h5">Component heading</h5>
                  <p class="text-muted">Component subheading</p>
                  <p class="">
                    Lorem, ipsum dolor sit amet consectetur adipisicing elit. A
                    nemo commodi odio veniam nisi? Cupiditate nobis doloremque
                    unde in ut, consequatur reprehenderit saepe iure
                    perspiciatis, veniam facilis asperiores deleniti at?
                  </p>
                </div>
                <div class="col-lg-4 col-md-6 mb-4">
                  <h5 class="mb-3 h5">Component heading</h5>
                  <p class="text-muted">Component subheading</p>
                  <p class="">
                    Lorem, ipsum dolor sit amet consectetur adipisicing elit. A
                    nemo commodi odio veniam nisi? Cupiditate nobis doloremque
                    unde in ut, consequatur reprehenderit saepe iure
                    perspiciatis, veniam facilis asperiores deleniti at?
                  </p>
                </div>
              </div>