我正在尝试跟随 Colt Steele 的课程,但由于某种原因,我的背景图片不会出现。我已经检查了所有内容,但我被卡住了。我尝试在样式标签中编写并在 html 中插入背景,而不是像他那样创建一个单独的 css 文件,但它不起作用。因此,我尝试只制作一个单独的 css 文件,到目前为止我更喜欢它。请让我知道我能做什么。谢谢!
<!doctype html>
<html lang="en">
<head>
<!-- Required meta tags -->
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<!-- Bootstrap CSS -->
<link rel="stylesheet" type="text/css" href="app3.css">
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.5.0/css/bootstrap.min.css" integrity="sha384-9aIt2nRpC12Uk9gS9baDl411NQApFmC26EwAOH8WgZl5MYYxFfc+NcPb1dKGj7Sk" crossorigin="anonymous">
<style>
#header {
background-image: url("imgs/header.jpeg");
}
</style>
<title>Pattern</title>
</head>
<body>
<nav class="navbar bg-dark navbar-dark">
<div class="container">
<a href="" class="navbar-brand">Quarantine Pal</a>
</div>
</nav>
<section id="header" class="jumbotron text-center">
<h1 class="display-3">Blog</h1>
<p class="lead">Lorem ipsum</p>
<a href="" class="btn btn-primary">Do Something</a>
<a href="" class="btn btn-success">Another Thing</a>
</section>
<script src="https://code.jquery.com/jquery-3.5.1.slim.min.js" integrity="sha384-DfXdz2htPH0lsSSs5nCTpuj/zy4C+OGpamoFVy38MVBnE+IbbVYUew+OrCXaRkfj" crossorigin="anonymous"></script>
<script src="https://cdn.jsdelivr.net/npm/popper.js@1.16.0/dist/umd/popper.min.js" integrity="sha384-Q6E9RHvbIyZFJoft+2mJbHaEWldlvI9IOYy5n3zV9zzTtmI3UksdQRVvoxMfooAo" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.5.0/js/bootstrap.min.js" integrity="sha384-OgVRvuATP1z7JjHLkuOU7Xw704+h835Lr+6QL9UvYjZE3Ipu6Tp75j7Bh/kR0JKI" crossorigin="anonymous"></script>
</body>
</html>
CSS
#header {
background-image: url(https://images.unsplash.com/photo-1564667005686-cce951e72bd0?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=3150&q=80) !important;
}