HTML 5 doctype

HTML 5 is the future of web development and there is no better time than now to start using it. To initiate the HTML 5 doctype we simply start our HTML 5 document with the following:

<!doctype html>

Doctor mario from Nintendo Mario BrosThe doctype declaration tells browsers that the current document is a HTML 5 document. This simple doctype should replace all others that you have used such as strict and transitional.