SOURCE

console 命令行工具 X clear

                    
>
console
<style>
    *{margin:0; padding:0}
    html{height:100%;}
    body{height:100%;}
    .test{height:100%;border:1px solid red;}
</style>

<html>
<body>
	<div class="test">xxx</div>
</body>


</html>