ter = codeCell.querySelector('.code-annotation-gutter');
                gutter.appendChild(gutterDiv);
              }
              gutterDiv.style.top = top - 2 + "px";
              gutterDiv.style.height = height + 4 + "px";
            }
            selectedAnnoteEl = annoteEl;
          }
        };
        const unselectCodeLines = () => {
          const elementsIds = ["code-annotation-line-highlight", "code-annotation-line-highlight-gutter"];
          elementsIds.forEach((elId) => {
            c