主页
CSS 参考手册
CSS z-index 属性
trycss_z-index2
运行 ❯
×
更改方向
保存代码
更改主题
<!DOCTYPE html> <html> <head> <style> .wrapper { position: relative; } .box1 { position: relative; z-index: 1; border: solid; height: 100px; margin: 50px; } .box2 { position: absolute; z-index: 2; background: pink; width: 20%; left: 65%; top: -25px; height: 120px; opacity: 0.9; } .box3 { position: absolute; z-index: 3; background: cyan; width: 70%; left: 40px; top: 60px; } </style> </head> <body> <h1>The z-index Property</h1> <div class="wrapper"> <div class="box1">Box 1 - has z-index: 1</div> <div class="box2">Box 2 - has z-index: 2 (will be put above .box1)</div> <div class="box3">Box 3 - has z-index: 3 (will be put above .box1 and .box2)</div> </div> </body> </html>