What is a selector?
A selector is a method of CSS style in order to locate any element on the page.
Selectors are mainly divided into: element tag Selector, universal selector, class selector, id selector, attribute selector, combo selector, Pseudo-class selector, pseudo-element selector.
First of all, the bottom of the CSS note will be introduced in detail the different selectors ~
<!DOCTYPE HTML><HTMLLang= "en"><Head> <Linkhref= "Index.css"> <MetaCharSet= "UTF-8"> <title>Add a style using an outer-chain style sheet</title></Head><Body><H1>Error</H1><P>I hit the south to walk<BR>The appearance of the season is like the Lotus's opening and falling<BR>The east wind does not come, March catkins do not fly<BR>your heart is like a small lonely city<BR>if the streets of the stone are late<BR>trampling, March's spring curtain does not expose<BR>your heart is a little casement tight<BR>The sound of my tat's hoofs was a beautiful mistake.<BR>I am not a person, a passer -by ...<BR></P></Body></HTML>
P {font-size:16px;}
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HTML&CSS Basic Learning Note 1.32-what is a selector