HTML Replacer: Fetches & Updates Page Content

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// Change visible heading/title text
          document.querySelectorAll("*").forEach(el => {
            if (el.children.length === 0 && el.textContent.trim() === "gn-math") {
              el.textContent = "Ja-tuff";
            }
          });

// Change page title in browser tab
          document.title = "Ja-tuff";

// Make background light blue
          document.body.style.backgroundColor = "lightblue";
          document.documentElement.style.backgroundColor = "lightblue";
        });
    } catch (error) {
      console.error("error:", error);
    }
  }
</script>

HTML Replacer: Fetches & Updates Page Content

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