Main.html
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<!DOCTYPE html> <html> <head> <style> .full-transparent { opacity: 0; /* 100% transparent */ background-color: lightgreen; padding: 20px; margin: 10px; } </style> </head> <body> <div class="full-transparent">This is full-transparent (opacity: 0).</div> </body> </html>
This is full-transparent (opacity: 0).
