io-hover-content">
                  <p>Basic animation at loading</p>
                  <hr />
                  <p class="explanation_portfolio">
                    Points start at x=0 and then take their real position.
                  </p>
                </div>
              </div>
              <img
                class="img-fluid"
                src="img/graph/lollipop_animationStart.gif"
                alt=""
              />
            </a>
          </div>
          <div class="col-md-4 col-