Whats is element block? Example

Answer 1

block-level element is an an element, which leaves margin before the previous element and after the previous element.

inline-element is an element that doesn't leave space between other elements.

Som block level elements: <p> , <h1-6> , <div>

Some inline elements: <span> , <i> , <strong>

<p><span>place this in here</span></p>

Here he wave inline element <span> inside block element <p>

Answer 2

The HTML element is everything from the start tag to the end tag:
This is a paragraph start tag: <p>
Tthis is the end tag </p>
This is a paragraph element: <p> Hello welcome to sololearn</p>

block elements take up an entire block
inline elements are inline on same line.

https://code.sololearn.com/WUzw5Plti1MV/?ref=app