HTML tags are also called HTML Elements . Block Elements Inline Elements HTML Block Elements The elements that create new lines in HTML are called block elements. This means that you put the elements side by side in the HTML code , but as they create new lines , they are called Block Elements . For example div tag, p tag, section tag, h1 - h6… HTML Inline Elements Again there are some elements , which by default sit side by side. Even if you don't put them side by side in the code editor, you will see that they are sitting side by side. So those elements are called inline elements. For example a tag, span tag, strong tag, q tag 7.