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<!DOCTYPE html> <html> <head> <style> .a { background-color: lightgreen; } #b { width: 250px; height: 250px; } .c { width: 100px; height: 100px; border: 1px solid black; padding: 2px; mix-blend-mode: difference; } #d { isolation: auto; } #e { isolation: isolate; } </style> </head> <body> <h1>isolation 属性</h1> <div id="b" class="a"> <div id="d"> <div class="a c">div d: isolation: auto;</div> </div> <div id="e"> <div class="a c">div e: isolation: isolate;</div> </div> </div> <p><b>注释：</b>版本 79 之前的 Edge 不支持 isolation 属性。</p> </body> </html>