我无法在 CSS 中加载我想要的图像.. 我写代码：背景图像：url（但这里是照片的链接） 并给我错误：ERR_FILE_NOT_FOUND
我尝试了一切，在 youtube 上观看视频，但什么也没给我…… 我改变了来源和照片以及照片的种类（png，jpg，jfif） 并写：url(css/photo.png) 而不是 url(/css/photo.png)
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="description" content="here you can find the summary of all Books" />
<link rel="stylesheet" href="css/summary.css">
<title>Books summary</title>
</head>
<body>
<div class="all">
<div class="h1">
<h1>Books summary</h1>
</div>
<div>
<p class="p">these is wibsite to Summing up books, please have fun in my wibsite</p>
</div>
<div class="ul">
<label for="books kind">choose the kind of the book:-</label>
<ol id="books kind">
<li><a href="novels.html">1-novels</a></li>
<li><a href="psychology.html">2-psychology</a></li>
<li><a href="history.html">3-history</a></li>
<li><a href="horror.html">4-horror</a></li>
<li><a href="allbooks.html">all books</a></li>
</ol>
</div>
</div>
</body>
</html>
.all{
background-color: #956f3e;
border: 5px solid black;
background-image: url(/png/coffee.png);
display: block;
text-align:left;
}