index.html

<!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>Document</title>
    <link rel="stylesheet" href="src/style.css">
</head>
<body>
    <div class="app">
        <div class="title">纵横四方</div>
        <div class="game">
            <div class="box top"></div>
            <div class="box left"></div>
            <div class="box right"></div>
            <div class="box bottom"></div>
        </div>
        <div class="info">
            <h1>操作面板</h1>
        </div>
    </div>
</body>
</html>