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<!DOCTYPE html> <html> <head> <style> body { background-color: lightblue; } h1 { color: white; text-align: center; } p { font-family: verdana; font-size: 20px; } </style> </head> <body> <h1>My First CSS Example</h1> <p>这是一个段落。</p> </body> </html>
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