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CSS ::first-line 伪元素
trycss_sel_firstline
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<!DOCTYPE html> <html> <head> <style> p::first-line { font-size: 20px; text-decoration: underline; background-color: lightgreen; } </style> </head> <body> <h1>Demo of ::first-line</h1> <h2>WWF's Mission Statement</h2> <p>To stop the degradation of the planet's natural environment and to build a future in which humans live in harmony with nature, by; conserving the world's biological diversity, ensuring that the use of renewable natural resources is sustainable, and promoting the reduction of pollution and wasteful consumption.</p> </body> </html>