How to clean up floats when a container contains several floating elements

When a container contains several floating elements, the way to clear the floats is to add additional elements and set "clear: both" before the closing tag of the container element. "clear: both" means clearing the floats.

Add additional elements before the closing tag of the container element and set clear: both

The parent element triggers block-level formatting Context

• Block-level formatting context, it is an independent rendering area, this area has nothing to do with the outside.

Trigger condition:

• Root element (for example: html)

• The element is floated ( float is not none)

• position is absolute or fixed

• display is inline-block, table-sell, flex...

• overflow is not visible

Set container element pseudo-element for cleaning (recommended method of cleaning floats)

Recommended learning: "Front-end video》

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