51help TIY
码：
<!DOCTYPE html> <html> <body> <p id="p1">Hello World!</p> <p id="p2">Hello World!</p> <script> document.getElementById("p2").style.color="blue"; document.getElementById("p2").style.fontFamily="Arial"; document.getElementById("p2").style.fontSize="larger"; </script> <p>本修改。</p> </body> </html>
查看结果: