bootstrap-modal-opacity
by Nayana Das
HTML
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.2/css/bootstrap.min.css">
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.2/js/bootstrap.min.js"></script>
<button data-toggle="modal" data-target="#myModal" class="btn btn-primary">
My Button
</button>
<div class="modal fade" id="myModal" aria-hidden="true">
<div class="modal-dialog">
<div class="modal-content">
<div class="modal-header">
<button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button>
<h4 class="modal-title">My Modal</h4>
</div>
<div class="modal-body">
<p>My Modal Body</p>
</div>
<div class="modal-footer">
<button type="button" class="btn btn-default" data-dismiss="modal">Close</button>
</div>
</div>
</div>
</div>
CSS
.modal-backdrop.in {
opacity: 0.9;
}