The importance of quotation marks in css

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Tip: if the value is several words, put the value in quotation marks:

P {font-family: "sans serif";} multiple declarations:

Tip: if you want to define more than one declaration, you need to separate each declaration with a semicolon. The following example shows how to define a central paragraph of red text. The last rule does not require a semicolon, because a semicolon is a separator in English, not a closing symbol. However, most experienced designers put a semicolon at the end of each declaration, which has the advantage of minimizing errors when you add or subtract statements from existing rules. It's like this:

P {text-align:center; color:red;}

You should describe only one attribute per line to enhance the readability of the style definition, like this:

P {text-align: center; color: black; font-family: arial;} Thank you for reading! This is the end of the article on "the importance of quotation marks in css". I hope the above content can be of some help to you, so that you can learn more knowledge. if you think the article is good, you can share it for more people to see!