Whenever I open the drop-down and start scrolling, the list either sticks to the top or the bottom of the div. I tried switching the positions of the parent div and the drop list, but I couldn't find a solution. Is there any way to make the drop-list scroll along with the button?
<!DOCTYPE html>
<html>
<head>
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/<a href="/cdn-cgi/l/email-protection" class="__cf_email__" data-cfemail="15777a7a61666167746555213b233b24">[email protected]</a>/dist/css/bootstrap.min.css">
<script src="https://cdn.jsdelivr.net/npm/<a href="/cdn-cgi/l/email-protection" class="__cf_email__" data-cfemail="abc1dadeced9d2eb98859e859a">[email protected]</a>/dist/jquery.slim.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/<a href="/cdn-cgi/l/email-protection" class="__cf_email__" data-cfemail="f9899689899c8bd7938ab9c8d7c8cfd7c8">[email protected]</a>/dist/umd/popper.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/<a href="/cdn-cgi/l/email-protection" class="__cf_email__" data-cfemail="dfbdb0b0abacabadbeaf9febf1e9f1ee">[email protected]</a>/dist/js/bootstrap.bundle.min.js"></script>
</head>
<body>
<div class="card">
<div class="dropdown mb-3">
<button type="button" class="btn btn-primary dropdown-toggle" data-toggle="dropdown">
Dropdown button
</button>
<div class="dropdown-menu">
<a class="dropdown-item" href="#">Link 1</a>
</div>
</div>
<div class="dropdown mb-3">
<button type="button" class="btn btn-primary dropdown-toggle" data-toggle="dropdown">
Dropdown button
</button>
<div class="dropdown-menu">
<a class="dropdown-item" href="#">Link 3</a>
</div>
</div>
<div class="dropdown mb-3">
<button type="button" class="btn btn-primary dropdown-toggle" data-toggle="dropdown">
Dropdown button
</button>
<div class="dropdown-menu">
<a class="dropdown-item" href="#">Link 1</a>
</div>
</div>
<div class="dropdown mb-3">
<button type="button" class="btn btn-primary dropdown-toggle" data-toggle="dropdown">
Dropdown button
</button>
<div class="dropdown-menu">
<a class="dropdown-item" href="#">Link 1</a>
</div>
</div>
</div>
</body>
</html>
.card {
height: 150px;
width: 30%;
border: 2px solid black;
margin: 100px 0px 0px 100px;
overflow: auto;
}