Tryit Editor v2.9

Edit This Code:
<!DOCTYPE html>
<html>
<body>

<h1 id="myH1" style="color:red">My Header</h1>

<p>Click the button to get the style property of the H1 element.</p>

<button onclick="myFunction()">Try it</button>

<p id="demo"></p>

<script>
function myFunction() {
    var x = document.getElementById("myH1").style.color;
    document.getElementById("demo").innerHTML = x;
}
</script>

</body>
</html>