tag with id="content" already exists if (!document.querySelector('main#content')) { // Identify the primary content container var contentContainer = document.querySelector('div[data-elementor-type="wp-page"]'); if (contentContainer) { // Create a new

element var mainElement = document.createElement('main'); mainElement.id = 'content'; // Move all child nodes of the content container into the new

element while (contentContainer.firstChild) { mainElement.appendChild(contentContainer.firstChild); } // Append the new

element back into the content container contentContainer.appendChild(mainElement); } } });