What is the difference between

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The <section> element:

• <section> tag is a HTML5 element similar to <div>.

• It is a general container element. It is used for “section” of webpage that have group of related content.
• <section> is semantic element. It has inherent meaning.

The <aside> element:

• <aside> tag is a HTML5 element similar to <section>.

• It is used for tangentially related content ie for left and right side bars. Hence the name “aside”.
• <aside> is semantic element. It has inherent meaning.

The <div> element:

• <div> tag is used for sections of a web page that don’t have a more appropriate tag.
• <div> has no meaning on its own.