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This article focuses on "how to use CSS's class selector". Interested friends may wish to have a look. The method introduced in this paper is simple, fast and practical. Now let the editor take you to learn how to use CSS's class selector.

The basic use of the class selector in css: set properties for tags of the same type.

Use of the class selector .redStyle {color: red} .greenStyleForSpan span {color: green} table.blueStyle td {background-color:#99f} (I) the redStyle class is defined on top of all html tags

I don't own the redStyle class

I am a p with the redStyle class, so I am red

I am an h5 with the redStyle class, so I am red. (2) the greenStyleForSpan class is defined on top of all html tags and is valid only for subordinate span

I am a p, and the div I belong to has a greenStyleForSpan class.

I am a span, and the div I belong to has a greenStyleForSpan class.

I am a span, and I have my own greenStyleForSpan class.

(3) the blueStyle class is defined as an attribute of table, and only td under table will apply this attribute. (1) the blueStyle class is used in the div of the table superior, so the td under the table does not apply the blueStyle attribute province area 16.8Hubei Province 18.1 (2) the blueStyle class is used in the table, so the td under table applies the blueStyle attribute. The p and th under table do not apply this attribute.

I am a p in table

Province area of Henan Province 16.8 Hubei Province 18.1 so far, I believe that everyone on the "CSS class selector how to use" have a deeper understanding, might as well to practical operation it! Here is the website, more related content can enter the relevant channels to inquire, follow us, continue to learn!

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