idth:50% = 600px -->
            <div class="content-center">
              <h3>ul.flexblock.specs</h3>
              <ul class="flexblock specs">
                <li>
                  <div>
                    <h2>
                      <svg class="fa-long-arrow-right">
                        <use xlink:href="#fa-long-arrow-right"></use>
                      </svg>
                      Navigation with arrow keys and slide counter
                    </h2>
                    Fade transition to all slid