08id选择器.html
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Document</title> <style type="text/css"> /* id一般只允许使用一次*/ #big { color: red; } .tou { color: skyblue; } </style> </head> <body> <div id="big">熊大</div> <div>熊二</div> <div class="tou">光头强</div> </body> </html>
