超大背景图片（HTML、CSS）

<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>超大背景图片</title>
    <style>
        body {
            background-image: url(imges/wz.jpg);
            background-repeat: no-repeat;
            background-position: center top;
            /*  background-position: center 40px; */
        }