
* 겪고 있는 문제 상황을 최대한 자세하게 작성해주세요.
* 문제 해결을 위해 어떤 시도를 해보았는지 구체적으로 함께 알려주세요.
1-7. 멜로디쉐어만들기1 입니다.
강사님 내용에 따르면 버튼의 클래스를 "btn btn-dager" 로 바꾸면 레드 색상의 버튼이 되어야 하는데 그렇지 않습니다. 무엇이 잘못된 것일까요?

<!Doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Bootstrap demo</title>
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet"
integrity="sha384-9ndCyUaIbzAi2FUVXJi0CjmCapSmO7SnpJef0486qhLnuZ2cdeRhO02iuK6FUUVM" crossorigin="anonymous">
</head>
<body data-bs-theme="dark">
<nav class="navbar bg-dark border-bottom border-body d-fex justify-content-center" data-bs-theme="dark">
<nav class="navbar navbar-expand-lg ">
<div class="container-fluid">
<button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav"
aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
<div class="collapse navbar-collapse" id="navbarNav">
<ul class="navbar-nav">
<li class="nav-item">
<a class="nav-link text-white " aria-current="page" href="#">Home</a>
</li>
<li class="nav-item">
<a class="nav-link text-white" href="#">Music</a>
</li>
<li class="nav-item">
<a class="nav-link text-white" href="#">Album</a>
</li>
<li class="nav-item">
<a class="nav-link text-white " aria-disabled="true">Movie</a>
</li>
</ul>
</div>
</div>
</nav>
</nav>
<div class="px-4 py-5 my-5 text-center">
<h1 class="display-5 fw-bold text-body-emphasis">Centered hero</h1>
<div class="col-lg-6 mx-auto">
<p class="lead mb-4">Quickly design and customize responsive mobile-first sites with Bootstrap, the world’s
most popular front-end open source toolkit, featuring Sass variables and mixins, responsive grid system,
extensive prebuilt components, and powerful JavaScript plugins.</p>
<div class="d-grid gap-2 d-sm-flex justify-content-sm-center">
<!-- Button trigger modal -->
<button type="button" class="btn btn-dager" data-bs-toggle="modal" data-bs-target="#exampleModal">
음악 추가
</button>
</div>
</div>
</div>
<!-- Modal -->
<div class="modal fade" id="exampleModal" tabindex="-1" aria-labelledby="exampleModalLabel" aria-hidden="true">
<div class="modal-dialog">
<div class="modal-content">
<div class="modal-header">
<h1 class="modal-title fs-5" id="exampleModalLabel">최애 음악</h1>
<button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
</div>
<div class="modal-body">
<form>
<div class="mb-3">
<label for="exampleInputEmail1" class="form-label">유저</label>
<input type="text" class="form-control" id="exampleInputEmail1"
aria-describedby="emailHelp">
<div id="emailHelp" class="form-text">사용자(추천인)의 이름을 넣어주세요.</div>
</div>
<div class="mb-3">
<label for="exampleInputPassword1" class="form-label">노래 제목</label>
<input type="text" class="form-control" id="exampleInputPassword1">
<div id="emailHelp" class="form-text">좋아하는 노래 제목을 넣어주세요.</div>
</div>
<div class="mb-3">
<label for="exampleInputPassword1" class="form-label">가수</label>
<input type="text" class="form-control" id="exampleInputPassword1">
</div>
<div class="mb-3">
<label for="exampleInputPassword1" class="form-label">앨범 커버 URL</label>
<input type="text" class="form-control" id="exampleInputPassword1">
</div>
<button type="submit" class="btn btn-dager">Submit</button>
</form>
</div>
</div>
</div>
</div>
<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"
integrity="sha384-geWF76RCwLtnZ8qwWowPQNguL3RmwHVBC9FhGdlKrxdiJJigb/j/68SIy3Te4Bkz"
crossorigin="anonymous"></script>
</body>
</html>
