Each HTML component has a default show value depending upon what kind of component it is. The default show esteem for most components is block or inline.
Inline element does not start new line and only takes up as much width as necessary.it is use to specific define the bold text or change the color and increase or decrease size of the text or design. You can also define the style sheet with different text or color etc. there are some inline tag like image and hyperlink tag and span. Basically we are explaining the span tag. It is use to inline tag to define or give style in specific text or area. Span is like a contain for text. For example like this
<h1>My <span style=”color:red”>Important</span> Heading</h1>