diff --git a/.github/markdown_example.mjs b/.github/markdown_example.mjs
new file mode 100644
index 00000000..2041d129
--- /dev/null
+++ b/.github/markdown_example.mjs
@@ -0,0 +1,21 @@
+//Imports
+  import puppeteer from "puppeteer"
+
+//Setup browser
+  const browser = await puppeteer.launch({
+    headless:true,
+    executablePath:process.env.PUPPETEER_BROWSER_PATH,
+    args:["--no-sandbox", "--disable-extensions", "--disable-setuid-sandbox", "--disable-dev-shm-usage"],
+    ignoreDefaultArgs:["--disable-extensions"],
+  })
+  const page = await browser.newPage()
+
+//Select markdown example and take screenshoot
+  await page.setViewport({width:600, height:600})
+  await page.goto("https://github.com/lowlighter/lowlighter/blob/master/metrics.markdown.md")
+  const clip = await page.evaluate(() => {
+    const {x, y, width, height} = document.querySelector("#readme").getBoundingClientRect()
+    return {x, y, width, height}
+  })
+  await page.screenshot({type:"png", path:"metrics.markdown.png", clip, omitBackground:true})
+  await browser.close()