
* 겪고 있는 문제 상황을 최대한 자세하게 작성해주세요.
* 문제 해결을 위해 어떤 시도를 해보았는지 구체적으로 함께 알려주세요.

화면이 이러네요
head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>스파르타플릭스</title>
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css" rel="stylesheet"
integrity="sha384-EVSTQN3/azprG1Anm3QDgpJLIm9Nao0Yz1ztcQTwFspd3yD65VohhpuuCOmLASjC" crossorigin="anonymous">
<style>
@import url('https://fonts.googleapis.com/css2?family=Gowun+Dodum&display=swap');
* {
font-family: 'Gowun Dodum', sans-serif;
}
.main {
color: white;
background-image: url('https://occ-0-1123-1217.1.nflxso.net/dnm/api/v6/6AYY37jfdO6hpXcMjf9Yu5cnmO0/AAAABeIfo7VL_VDyKnljV66IkR-4XLb6xpZqhpLSo3JUtbivnEW4s60PD27muH1mdaANM_8rGpgbm6L2oDgA_iELHZLZ2IQjG5lvp5d2.jpg?r=e6e.jpg');
background-position: center;
background-size: cover;
}
body {
background-color: black;
}
</style>
</head>
<body>
<header class="p-3 text-bg-dark">
<div class="container">
<div class="d-flex flex-wrap align-items-center justify-content-center justify-content-lg-start">
<a href="/" class="d-flex align-items-center mb-2 mb-lg-0 text-white text-decoration-none">
<svg class="bi me-2" width="40" height="32" role="img" aria-label="Bootstrap">
<use xlink:href="#bootstrap"></use>
</svg>
</a>
<ul class="nav col-12 col-lg-auto me-lg-auto mb-2 justify-content-center mb-md-0">
<li><a href="#" class="nav-link px-2 text-danger">spartaflix</a></li>
<li><a href="#" class="nav-link px-2 text-white">홈</a></li>
<li><a href="#" class="nav-link px-2 text-white">시리즈</a></li>
<li><a href="#" class="nav-link px-2 text-white">영화</a></li>
<li><a href="#" class="nav-link px-2 text-white">내가 찜한 콘텐츠</a></li>
</ul>
<form class="col-12 col-lg-auto mb-3 mb-lg-0 me-lg-3" role="search">
<input type="search" class="form-control form-control-dark text-bg-dark" placeholder="Search..."
aria-label="Search">
</form>
<div class="text-end">
<button type="button" class="btn btn-outline-light me-2">Login</button>
<button type="button" class="btn btn-danger">Sign-up</button>
</div>
</div>
</div>
</header>
<div class="main">
</div>
<div class="mycards">
<div class="row row-cols-1 row-cols-md-3 g-4">
<div class="col">
<div class="card h-100">
<img src="..." class="card-img-top" alt="...">
<div class="card-body">
<h5 class="card-title">Card title</h5>
<p class="card-text">This is a longer card with supporting text below as a natural lead-in to
additional content. This content is a little bit longer.</p>
</div>
</div>
</div>
<div class="col">
<div class="card h-100">
<img src="..." class="card-img-top" alt="...">
<div class="card-body">
<h5 class="card-title">Card title</h5>
<p class="card-text">This is a short card.</p>
</div>
</div>
</div>
<div class="col">
<div class="card h-100">
<img src="..." class="card-img-top" alt="...">
<div class="card-body">
<h5 class="card-title">Card title</h5>
<p class="card-text">This is a longer card with supporting text below as a natural lead-in to
additional content.</p>
</div>
</div>
</div>
<div class="col">
<div class="card h-100">
<img src="..." class="card-img-top" alt="...">
<div class="card-body">
<h5 class="card-title">Card title</h5>
<p class="card-text">This is a longer card with supporting text below as a natural lead-in to
additional content. This content is a little bit longer.</p>
</div>
</div>
</div>
</div>
</div>
</body>
</html>
