Looking for a way to ensure that the height of your overlay matches the height of your carousel, even on smaller screen sizes? The HTML code below demonstrates how to combine simple HTML with a Bootstrap carousel featuring three images, along with an overlay to enhance the carousel caption's appeal. Find out how you can make these elements have consistent heights across different screen sizes.
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta/css/bootstrap.min.css" integrity="sha384-/Y6pD6FV/Vv2HJnA6t+vslU6fwYXjCFtcEpHbNJ0lyAFsXTsjBbfaDjzALeQsN6M" crossorigin="anonymous">
<link href="https://stackpath.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" type="text/css"rel="stylesheet">
<link href="phcoding/fontawesome-free/css/all.min.css" rel="stylesheet" type="text/css">
<script src="https://code.jquery.com/jquery-3.1.1.min.js"></script>
<link href="https://fonts.googleapis.com/css2?family=Tangerine:wght@400;700&display=swap" rel="stylesheet">
<link href="https://fonts.googleapis.com/css2?family=Roboto:ital,wght@0,300;1,300&display=swap" rel="stylesheet">
<link href="https://fonts.googleapis.com/css2?family=Tangerine:wght@400;700&display=swap" rel="stylesheet">
<title>| Catering Services |</title>
<style>
.overlay {
position: relative;
width: 100%;
min-height:100%;
background-color: #080d15;
opacity: .5;
z-index:1000;
}
.carousel .carousel-item {
height: 500px;
}
.carousel-item img {
position: absolute;
object-fit:cover;
top: 0;
left: 0;
max-height: 100%;
}
.carousel-caption {
position: absolute;
right: 15%;
top: 50%;
left: 15%;
z-index: 10;
padding-top: 20px;
padding-bottom: 20px;
color: #fff;
text-align: center;
z-index:1000
}
</style>
</head>
<body>
<section id="home">
<nav class="navbar navbar-expand-lg navbar-light bg-light fixed-top">
<a class="navbar-brand">Catering</a>
<button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarSupportedContent" aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span></button>
<div class="collapse navbar-collapse" id="navbarSupportedContent"><ul class="navbar-nav ml-auto">
<li class="nav-item-active">
<a class="nav-link justin" href="#home">Home</a></li>
<li class="nav-item"><a class="nav-link" href="#service">Services</a></li>
<li class="nav-item"><a class="nav-link" href="#sample">About Us</a></li>
<li class="nav-item"><a class="nav-link" href="#contact">Contact Us</a></li>
</div>
</ul>
</nav>
</section>
<!---carousel--->
<div id="carouselExampleIndicators" class="carousel slide" data-ride="carousel">
<div class="carousel-inner">
<div class="carousel-item active">
<div class="overlay">
</div>
<img class="d-block w-100" src="https://images.all-free-download.com/images/graphiclarge/food_picture_03_hd_pictures_167556.jpg" alt="First slide">
<div class="carousel-caption">
<h5>Bringing the world to your table
</h5>
</div>
</div>
<div class="carousel-item">
<div class="overlay">
</div>
<img class="d-block w-100" src="https://images.all-free-download.com/images/graphiclarge/food_picture_05_hd_picture_167554.jpg" alt="Second slide">
<div class="carousel-caption">
<h5>Creating memories that last a lifetime</h5>
</div>
</div>
<div class="carousel-item">
<div class="overlay">
</div>
<img class="d-block w-100" src="https://images.all-free-download.com/images/graphiclarge/fruit_juice_and_fruit_stock_photo_167154.jpg" alt="Third slide">
<div class="carousel-caption">
<h5>Filling every occasion with great food and service.</h5>
</div>
</div>
<a class="carousel-control-prev" href="#carouselExampleIndicators" role="button" data-slide="prev">
<span class="carousel-control-prev-icon" aria-hidden="true"></span>
<span class="sr-only">Previous</span>
</a>
<a class="carousel-control-next" href="#carouselExampleIndicators" role="button" data-slide="next">
<span class="carousel-control-next-icon" aria-hidden="true"></span>
<span class="sr-only">Next</span>
</a>
</div>
<script src="jsplugins/js/jquery.min.js"></script>
<script src="jsplugins/js/bootstrap.bundle.min.js"></script>
<script type="text/javascript" src="//ajax.googleapis.com/ajax/libs/jquery/3.1.1/jquery.min.js"></script>
<script src="https://code.jquery.com/jquery-3.2.1.slim.min.js" integrity="sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.11.0/umd/popper.min.js" integrity="sha384-b/U6ypiBEHpOf/4+1nzFpr53nxSS+GLCkfwBdFNTxtclqqenISfwAzpKaMNFNmj4" crossorigin="anonymous"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta/js/bootstrap.min.js" integrity="sha384-h0AbiXch4ZDo7tp9hKZ4TsHbi047NrKGLO3SEJAg45jXxnGIfYzk4Si90RDIqNm1" crossorigin="anonymous"></script>
</body>
</html>