A block-level element always starts on a new line and takes up the full width available (stretches out to the left and right as far as it can).
Examples of block-level elements:
An inline element does not start on a new line and only takes up as much width as necessary.
Examples of inline elements:
The <div> element is often used as a container for other HTML elements.
The <div> element has no required attributes, but both style and class are common.
London is the capital city of England. It is the most populous city in the United Kingdom, with a metropolitan area of over 13 million inhabitants.
Standing on the River Thames, London has been a major settlement for two millennia, its history going back to its founding by the Romans, who named it Londinium.
The <span> element is often used as a container for some text.
The <span> element has no required attributes, but both style and class are common.