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。
代码语言：javascript复制<!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>
