text: /*!
  * Start Bootstrap - Clean Blog v6.0.7 (https://startbootstrap.com/theme/clean-blog)
  * Copyright 2013-2021 Start Bootstrap
  * Licensed under MIT (https://github.com/StartBootstrap/startbootstrap-clean-blog/blob/master/LICENSE)
  */
  window.addEventListener('DOMContentLoaded', () => {
      let scrollPos = 0;
      const mainNav = document.getElementById('mainNav');
      const headerHeight = mainNav.clientHeight;
      window.addEventListener('scroll', function() {
          const currentTop = document.body.getBoundingClientRect().top * -1;
          if ( currentTop < scrollPos) {
              // Scrolling Up
              if (currentTop > 0 && mainNav.classList.contains('is-fixed')) {
                  mainNav.classList.add('is-visible');
              } else {
                  mainNav.classList.remove('is-visible', 'is-fixed');
              }
          } else {
              // Scrolling Down
              mainNav.classList.remove(['is-visible']);
              if (currentTop > headerHeight && !mainNav.classList.contains('is-fixed')) {
                  mainNav.classList.add('is-fixed');
              }
          }
          scrollPos = currentTop;
      });
  })