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CSS mask-origin 属性
trycss3_mask-origin
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<!DOCTYPE html> <html> <head> <style> .masked { background: green; border: 30px solid blue; padding: 20px; -webkit-mask-image: url(/demo/images/img_circle.svg); mask-image: url(/demo/images/img_circle.svg); mask-size: 50%; mask-repeat: no-repeat; } .mask1 { mask-origin: border-box; } .mask2 { mask-origin: content-box; } .mask3 { mask-origin: padding-box; } .mask4 { mask-origin: fill-box; } </style> </head> <body> <h1>The mask-origin Property</h1> <h3>Set mask-origin: border-box:</h3> <div class="masked mask1"> <img src="/demo/images/img_5terre.jpg" alt="Cinque Terre" width="600" height="400"> </div> <h3>Set mask-origin: content-box:</h3> <div class="masked mask2"> <img src="/demo/images/img_5terre.jpg" alt="Cinque Terre" width="600" height="400"> </div> <h3>Set mask-origin: padding-box:</h3> <div class="masked mask3"> <img src="/demo/images/img_5terre.jpg" alt="Cinque Terre" width="600" height="400"> </div> <h3>Set mask-origin: fill-box:</h3> <div class="masked mask4"> <img src="/demo/images/img_5terre.jpg" alt="Cinque Terre" width="600" height="400"> </div> <h3>Original image:</h3> <img src="/demo/images/img_5terre.jpg" alt="Cinque Terre" width="600" height="400"> </body> </html>