<!DOCTYPE html>
<html lang="en-US">
<body>
<h1 id="point">CSS background-color Property</h1>
<button onclick="myFunction()">Click Me</button>
<script>
function myFunction(){
var x = document.getElementById("point")
x.style.backgroundColor = "black";
x.style.color = "white"
}
</script>
<p><strong>Note</strong>: Click on the button to apply background-color</p> </body>
</html>