1) The css fileis (the files with the .css extension, included in the directory where the html files are, on the server) responsible for the presentation (look) of the information (content) included in the html file (the file with htm or html file).
2) Open your favourite text editor enter the CSS basic components, give the file a name and save it with the extension .css. The html file will include in the head tag a refernce to this CSS file. eg. <head> <link rel="stylesheet" type="text/css" href="jsites.css"> </head>
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