bootstrap4，把cdn换成本地的文件
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<!-- CSS -->
<!-- CSS -->
<link href="https://cdn.bootcdn.net/ajax/libs/twitter-bootstrap/4.6.2/css/bootstrap.min.css" rel="stylesheet">
<!-- jQuery and JavaScript Bundle with Popper -->
<script src="https://cdn.bootcdn.net/ajax/libs/jquery/3.5.1/jquery.slim.js"></script>
<script src="https://cdn.bootcdn.net/ajax/libs/twitter-bootstrap/4.6.2/js/bootstrap.bundle.min.js"></script>
<title>Document</title>
</head>
<body>
<!-- Button trigger modal -->
<button type="button" class="btn btn-primary" data-toggle="modal" data-target="#staticBackdrop">
Launch static backdrop modal
</button>
<!-- Modal -->
<div class="modal fade" id="staticBackdrop" data-backdrop="static" data-keyboard="false" tabindex="-1"
aria-labelledby="staticBackdropLabel" aria-hidden="true">
<div class="modal-dialog">
<div class="modal-content">
<div class="modal-header">
<h5 class="modal-title" id="staticBackdropLabel">Modal title</h5>
<button type="button" class="close" data-dismiss="modal" aria-label="Close">
<span aria-hidden="true">×</span>
</button>
</div>
<div class="modal-body">
是否确认推出系统
</div>
<div class="modal-footer">
<button type="button" class="btn btn-light mr-3" data-dismiss="modal">Close</button>
<button type="button" class="btn btn-primary">Understood</button>
</div>
</div>
</div>
</div>
</body>
<style>
.modal.show .modal-dialog {
height: 100vh;
display: flex;
align-items: center;
padding: 0;
margin: 0 auto;
}
.btn-primary {
background-color: #0080ff;
border-color: #0080ff;
}
.modal-header {
border-bottom: none;
}
.modal-footer {
border-top: none;
}
.modal-body {
padding-left: 2rem;
}
</style>
</html>
标签：none,本地,color,0080ff,bootstrap,padding,modal,border From： https://www.cnblogs.com/jqynr/p/17515703.html