我想问我如何将超大型飞机和导航栏垂直对准中心?我已经做了整整一天的工作,但仍然无法解决。如果有人能指出正确的方向,我将不胜感激。
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css">
<link href="https://fonts.googleapis.com/css?family=Nunito:800&display=swap" rel="stylesheet">
<link rel="stylesheet" href="Project_T.css">
</head>
<body>
<div class="d_flex vh-100">
<div class=".container-fluid m-auto">
<div class="jumbotron text-center" style="margin-bottom:0">
<h1> Welcome to <div style="font-family:'Nunito',sans-serif">Project_T </h1>
</div>
</div>
<div class="navbar navbar-expand-sm bg-dark navbar-dark">
<ul class="navbar-nav">
<li class="nav-item active">
<a class="nav-link" href="#">Buy</a>
</li>
<li class="nav-item active">
<a class="nav-link" href="#">Contact Us</a>
</li>
</ul>
</div>
</div>
</div>
</body>
您只需要使用m-auto
即可设置margin-left
和margin-right
,以便使内容位于导航栏中的中心。
就这样:
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<!-- Latest compiled and minified CSS -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css">
<!-- jQuery library -->
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
<!-- Popper JS -->
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js"></script>
<!-- Latest compiled JavaScript -->
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js"></script>
<title>Title</title>
<style>
</style>
</head>
<body>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css">
<link href="https://fonts.googleapis.com/css?family=Nunito:800&display=swap" rel="stylesheet">
<link rel="stylesheet" href="Project_T.css">
</head>
<body>
<div class="d_flex vh-100">
<div class=".container-fluid m-auto">
<div class="jumbotron text-center" style="margin-bottom:0">
<h1> Welcome to <div style="font-family:'Nunito',sans-serif">Project_T </h1>
</div>
</div>
<div class="navbar navbar-expand-sm bg-dark navbar-dark ">
<ul class="navbar-nav m-auto">
<li class="nav-item active">
<a class="nav-link" href="#">Buy</a>
</li>
<li class="nav-item active m-auto">
<a class="nav-link" href="#">Contact Us</a>
</li>
</ul>
</div>
</div>
</div>
</body>
</body>
</html>
在CSS中添加ul{margin:auto;}
,以使导航栏保持水平居中。您的内容已经垂直居中。
Replace your code with this.
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css">
<link href="https://fonts.googleapis.com/css?family=Nunito:800&display=swap" rel="stylesheet">
<link rel="stylesheet" href="Project_T.css">
</head>
<body>
<div class="d-flex flex-column justify-content-center vh-100">
<div class="container-fluid p-0">
<div class="jumbotron text-center" style="margin-bottom:0">
<h1> Welcome to <span style="font-family:Nunito,sans-serif">Project_T</span></h1>
</div>
<div class="navbar navbar-expand-sm bg-dark navbar-dark">
<ul class="navbar-nav">
<li class="nav-item active">
<a class="nav-link" href="#">Buy</a>
</li>
<li class="nav-item active">
<a class="nav-link" href="#">Contact Us</a>
</li>
</ul>
</div>
</div>
</div>
</body>
正如我所看到的,您正在使用Bootstrap,因此最好的解决方案是使用特定于Bootstrap的预定义样式来解决该问题。有一个自举解决方案-我100%确信,但现在找不到。也许尝试下面的快速CSS修复:)
.navbar-nav {
margin: 0 auto;
}
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css">
<link href="https://fonts.googleapis.com/css?family=Nunito:800&display=swap" rel="stylesheet">
<link rel="stylesheet" href="Project_T.css">
</head>
<body>
<div class="d_flex vh-100">
<div class=".container-fluid m-auto">
<div class="jumbotron text-center" style="margin-bottom:0">
<h1> Welcome to <div style="font-family:'Nunito',sans-serif">Project_T </h1>
</div>
</div>
<div class="navbar navbar-expand-sm bg-dark navbar-dark">
<ul class="navbar-nav">
<li class="nav-item active">
<a class="nav-link" href="#">Buy</a>
</li>
<li class="nav-item active">
<a class="nav-link" href="#">Contact Us</a>
</li>
</ul>
</div>
</div>
</div>
</body>