How to margin the body of the page (html)?

Question

I used the following

which works only on IE6. I want it to work with firefo

Answer 1

I'm not sure where you read this, but this is the accepted way of setting CSS styles inline is:

And with a stylesheet:

body
{
  margin-top: 0px;
  margin-left: 0px;
  margin-right: 0px;
}