Home > Article > Web Front-end > Use CSS to determine whether an element is visible when not facing the screen
To determine whether an element is visible when not facing the screen, use the backface-visibility attribute:
Live Demonstration
<!DOCTYPE html> <html> <head> <style> .demo1 { position: relative; width: 150px; height: 150px; background-color: yellow; perspective: 80px; margin: 50px; perspective-origin: left; transform: rotateY(180deg); } .demo2 { position: absolute; padding: 20px; background-color: orange; transform-style: preserve-3d; transform: rotateX(45deg); backface-visibility: visible; } </style> </head> <body> <h1>Rotation</h1> <div class = "demo1">Demo <div class = "demo2">Demo</div> </div> </body> </html>
The above is the detailed content of Use CSS to determine whether an element is visible when not facing the screen. For more information, please follow other related articles on the PHP Chinese website!