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CSS border-style 属性
trycss_border-style8
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<!DOCTYPE html> <html> <head> <style> h1 { border-style: outset; border-width: 7px; border-color: coral; } div { border-style: outset; border-width: 7px; border-color: coral; } </style> </head> <body> <h1>A Heading with an outset border</h1> <div>A div element with an outset border.</div> </body> </html>