javascript add css to element code example
Example 1: add style javascript
// Bad:
element.setAttribute("style", "background-color: red;");
// Good:
element.style.backgroundColor = "red";
Example 2: how to change style of an element using javascript
<html>
<body>
<p id="p2">Hello World!</p>
<script>
document.getElementById("p2").style.color = "blue";
</script>
<p>The paragraph above was changed by a script.</p>
</body>
</html>
Example 3: how to give css style in javascript
document.getElementById("myH1").style.color = "red";
Example 4: adding styling to element using javascript
var elem = document.querySelector('#some-element');
// Set color to purple
elem.style.color = 'purple';
// Set the background color to a light gray
elem.style.backgroundColor = '#e5e5e5';
// Set the height to 150px
elem.style.height = '150px';
Example 5: add css in javascript
document.getElementById("demo").style.display = "none";
Example 6: add css style sheet with javascript
<head>
<script>
function myFunction() {
var x = document.createElement("LINK");
x.setAttribute("rel", "stylesheet");
x.setAttribute("type", "text/css");
x.setAttribute("href", "styles.css");
document.head.appendChild(x);
}
myFunction()
</script>
</head>