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<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>迹忆客(jiyik.com)</title> <style> .center { text-align: center; border: 3px solid green; } </style> </head> <body> <h2>文本居中对齐</h2> <div class="center"> <p>文本居中对齐。</p> </div> </body> </html>
