视频设置自动播放、循环播放、静音
一定要设置静音不设置静音的话不会自动播放
video元素设置width: 100%; height: auto;
如果height设置100%的话，定位之后会看不到
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>视频背景</title>
<style>
* {
padding: 0;
margin: 0;
}
.box {
width: 100%;
height: 100%;
position: relative;
}
.box > video {
width: 100%;
height: auto;
position: absolute;
top: 0;
left: 0;
}
.content {
position: absolute;
width: 200px;
height: 200px;
background-color: skyblue;
z-index: 1;
}
</style>
</head>
<body>
<div class="box">
<video muted autoplay loop>
<source src="./video/background.mp4" />
</video>
<div class="content">这是一段话</div>
</div>
</body>
</html>
效果：
