/* Define standard variables and values for website */$bgcolor: lightblue;$textcolor: darkblue;$fontsize: 18px;/* Use the variables */body {background-color:$bgcolor;color:$textcolor;font-size:$fontsize;}
body {background-color: lightblue;color: darkblue;font-size: 18px;}
<!DOCTYPEhtml><html><linkrel="stylesheet"href="mystyle.css"><body><h1>Hello World</h1><p>This is a paragraph.</p></body></html>