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3.1. Css basic grammar and page references
The basic syntax of css and page references
The basic syntax of css
css definition is:
Selector {attribute: value; attribute: value; attribute: value;}
The selector is the name of the element associated with the page up and style, the style property is desirable attribute for each attribute there is provided one or more values. Code Example:
/*
css注释 ctrl+shift+"/"
*/
div{
width:100px;
height:100px;
color:red
}
css page introduction method:
1, outreach formula: The link tag linked to the external style sheet to the page.
<link rel="stylesheet" type="text/css" href="css/main.css">
2, embedded: by style tags, create an embedded style sheet on the page.
<style type="text/css">
div{ width:100px; height:100px; color:red }
......
</style>
3, inline: The style attribute tag, the direct write pattern on the label.
<div style="width:100px; height:100px; color:red ">......</div>
