给大家分享一个用CSS 3.0结合video视频实现的创意开幕，效果如下：
以下是代码实现，欢迎大家复制粘贴和收藏。
<!DOCTYPE html><html lang="en"><head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <title>CSS 3.0结合video视频实现的创意开幕</title> <style> * { margin: 0; padding: 0; font-family: Poppins, sans-serif; } body { display: flex; align-items: center; justify-content: center; min-height: 100vh; background: #000; } h2 { position: relative; font-size: 3.4em; font-weight: 900; color: #fff; z-index: 1; overflow: hidden; margin: 20px 20px 0 0; } h2 span { color: #ff022c; } h2::before { content: ; position: absolute; left: -20%; width: 120%; height: 100%; background: linear-gradient(90deg, transparent 0%, #000 5%, #000 100%); animation: animate 5.5s linear forwards; animation-delay: 2s; } @keyframes animate { 0% { left: -20%; } 100% { left: 110%; } } video { position: absolute; top: 0; left: 0; width: 100%; height: 100%; object-fit: cover; z-index: 2; pointer-events: none; mix-blend-mode: screen; } </style></head><body> <video src="https://klxxcdn.oss-cn-hangzhou.aliyuncs.com/histudy/hrm/media/08reverse.mp4" autoplay muted></video> <h2><span>We</span> must uni<span>te a</span>gainst COVID-19</h2></body></html> 总结
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