CSS Authoritative Guide 3rd edition 1th chapter CSS and documentation

Replacing elements with non-replacement elements

    <!---    <src = "test.jpg"/>     <!---    <Spa> Hello World</> Spa

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Element Display role

    <!--CSS2.1 uses a different base element type, block-level (Block-level) elements, and inline (inline-level) elements -    <!--block-level elements generate an element box, (by default) it fills the content area of its parent element, and cannot have other elements next to it -    <P>P element</P>    <Div>div element</Div>    <!--The inline element generates an element box within a line of text without interrupting the line of text -testsststst<ahref="#">Element a</a>Tststststs

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Candidate Style Sheets

    <!--by setting the value of the Rel attribute to alternate stylesheet, you can define a candidate stylesheet that will only be used for document performance when the user chooses the stylesheet, and only some browsers support -    <Linkrel= "stylesheet"type= "Text/css"href= "Css/1.css"title= "BLACK" />    <Linkrel= "Alternate stylesheet"type= "Text/css"href= "Css/2.css"title= "Red" />

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@import instructions

    <type= "Text/css">        @import url (1.css);        @import URL (2.css);        @import URL (3.css);     </ style >

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CSS Authoritative Guide 3rd edition 1th chapter CSS and documentation