How to change the color of html hyperlink without changing it completely_html/css_WEB-ITnose

After writing the attribute that changes the color of a hyperlink in CSS, when you click on a hyperlink, the hyperlinks in the entire web page will change color accordingly. How can I avoid changing the color in one go?
Ask the master to give an example, write in css

Reply to the discussion (solution)

You should find a under the specific module, and then Add a style

For example, .menu a:hover{} Add a mouseover style to a under menu with class

Add a class attribute to the link
Baidu

By writing this in CSS, you can only change Baidu without changing Google's