Once upon a time, there was a young girl named Sarah. She lived in a small village with her family and loved to explore the nearby woods. One day, she decided to venture further than ever before and soon found herself lost in an unfamiliar part of the forest. She was scared and didn't know what to d...
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这是一个关于网页开发的问题,我作为一名高级研究专家可以回答。 要在页面中浮动显示一个矩形的div盒子,位置在整个页面内随机运动,你可以使用CSS3中的animation属性来实现。例如: div { position: absolute; animation: move 5s infinite; } @keyframes move { 0% { top: 0px; left: 0px; } 25% { top: 200px; left: 200px; } 50% { top: 400px; left 300px;} 75% {top: 600px; left...<未完>点击进入
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