<!DOCTYPE html>
<html lang="ja">
<head>
<meta charset="utf-8">
<title>Load test</title>
<style>
body {
background-color: rgb(142, 174, 235);
background-image: url(0.jpg);
background-position: center;
background-repeat: no-repeat;
background-size: cover;
z-index: 0.1;
}
</style>
</head>
<body>
<p><input type="button" id="unl">アンロード</input></p>
<p><button type="button" id="css1">背景１</button></p>
<p><button type="button" id="css2">背景2</button></p>
<p><button type="button" id="css3">背景3</button></p>
<script type="text/javascript" src="../jstrr/trr.js"></script>
</body>
</html>
ItoRino