Briefly describe the principle of clearfix in CSS

This time I will give you a brief introduction to the principle of clearfix in CSS. What are the precautions when using clearfix in CSS? The following is a practical case, let’s take a look.

Demo
The CSS in Demo uses such a style:

.clearfix:after{  content: '';  display: block;  clear: both;

This style uses the ::after selector to insert content after selecting the element: ''The content in single quotes , the content cannot be selected, and the inserted content in the example is empty. Add clear:both to this empty element to clear its float. Equivalent to adding an empty div at the end of the content and then clearing the float.

I believe you have mastered the method after reading the case in this article. For more exciting information, please pay attention to the php Chinese website Other related articles!

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