Javascript element style

Question

I\'m curious why this one

    fdsfsd

.overlay{
    width: 100px;
    height: 200px;
    background-color:red;
}
         


        

Answer 1

The .style is inline style="width:100px;" only...

If it's in CSS (rather than inline) you need getComputedStyle -

https://developer.mozilla.org/en/docs/Web/API/window.getComputedStyle