W3School TIY Editor
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改变方向
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<!DOCTYPE html> <html> <head> <style> #grad1 { height: 150px; width: 200px; background-image: radial-gradient(red, yellow, green); } #grad2 { height: 150px; width: 200px; background-image: radial-gradient(circle, red, yellow, green); } </style> </head> <body> <h1>径向渐变 - 形状</h1> <p><strong>椭圆（默认）：</strong></p> <div id="grad1"></div> <p><strong>圆：</strong></p> <div id="grad2"></div> <p><b>注释：</b>Internet Explorer 9 以及更早的版本不支持渐变。</p> </body> </html>