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<!DOCTYPE html> <html> <head> <style> #container { position: relative; width: 80%; aspect-ratio: 3/1; margin: auto; border: solid black 2px; overflow-x: hidden; overflow-y: scroll; scroll-snap-type: y mandatory; } .blue { background-color: lightblue; width: 95%; aspect-ratio: 3/1; } .green { background-color: lightgreen; width: 80%; aspect-ratio: 4/1; } .blue, .green { margin: 2px; scroll-snap-align: end; scroll-margin-bottom: 20px; } </style> </head> <body> <h1>CSS scroll-margin-bottom 属性</h1> <p>scroll-margin-bottom 属性设置于子元素上，以便底部吸附位置相对于容器偏移一定的距离。</p> <div id="container"> <div class="blue"></div> <div class="green"></div> <div class="blue"></div> <div class="green"></div> <div class="blue"></div> <div class="green"></div> <div class="blue"></div> </div> </body> </html>