How can i remove this console from my page?

Am testing my webpage on firefox and everything is looking fine, but when i run my page on IE or chrome a section with

Clear ReCSS console DOM Object Close

What is it and how can i remove it?

From stackoverflow

• It's likely that you have malformed html that Firefox is handling differently than IE and Chrome. Make sure you have matching opening and closing tags throughout!

  If you post the html in question, we might be able to help a bit more...