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<!DOCTYPE html> <html> <head> <style> h2::first-letter { font-size: 48px; } </style> </head> <body> <h1>The Window Object</h1> <h2 id="test" style="background-color:lightblue"> The getComputedStyle() Method</h2> <p>The computed font size for div::first-letter in the test element is:</p> <p id="demo"></p> <script> const element = document.getElementById("test"); const cssObj = window.getComputedStyle(element, ":first-letter") let size = cssObj.getPropertyValue("font-size"); document.getElementById("demo").innerHTML = size; </script> </body> </html>
