How do I make sure there is no space between my webpage and the browser edge?

Question

I have tried setting the margin attribute to 0px, but it does not work.

Answer 1

html, body {
  margin: 0;
  padding: 0;
}

Answer 2

html, body
{
    margin: 0px;
    padding: 0px;
}

Answer 3

Set padding and margin to 0 for body tag:

body {
    margin: 0px;
    padding: 0px;
}