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<!DOCTYPE html>
<html>
<meta charset="UTF-8">
<title>HTML5生命游戏</title>
<style>
canvas {
background: #eeeeee;
border: 1px solid #c3c3c3;
}
button {
background: #aaaaaa;
</style>
</head>
<body>
CSS代码...
JS代码...
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