Help

Question

Help
https://code.sololearn.com/WavAHVcGZOk1/?ref=app

Answer 1

C#Coder

First thing class name should not have dot(.)

2nd thing write code inside window.onload function

window.onload = function() {

const button = document.querySelector(".button");

button.onclick = function () {
alert("hello!");
}
}

Answer 2

Thanks