howt to change color of element with button css html js code example
Example 1: javascript change color of button
document.getElementById("button").style.background='#000000';
Example 2: how to change the color using js
<!DOCTYPE html>
<html>
<head>
<script>
function display()
{
var col=document.getElementById("demo");
col.style.color="#FF0000";
}
</script>
</head>
<body>
<h1>My First JavaScript</h1>
<p id="demo">click on the button below.....</p>
<button onclick="display()">Display</button>
</body>
</html>