[abctest483]

To change the class you can use following functiionalities:

HTML:

<button id="myButton">Click me</button>

Javascript:

const button = document.getElementById('myButton');

button.onclick = function() {
  button.classList.add('newClass');
};

CSS:

.newClass {
    background-color: red;
    color: white;
  }

[Author]

Posts