网格背景棋盘实现纯css

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>网格</title>

    <script>document.documentElement.style.fontSize = document.documentElement.clientWidth /750 * 100 + 'px';</script>
    <style>
        html,body{
            height: 100%;
        }
        .content{
            background-image: linear-gradient(90deg, rgba(235, 235, 235, 1) 10%, rgba(0, 0, 0, 0) 10%),linear-gradient(rgba(235, 235, 235, 1) 10%, rgba(0, 0, 0, 0) 10%);
            background-size: .2rem  .2rem;
            width: 100%;
            height: 100%;
        }
    </style>
</head>
<body>

<div class="content"></div>
</body>
</html>


效果图

网格背景棋盘实现纯css