HTML
<!DOCTYPE html>
<html>
<head>
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.5.2/css/bootstrap.min.css" integrity="sha384-JcKb8q3iqJ61gNV9KGb8thSsNjpSL0n8PARn9HuZOnIxN0hoP+VmmDGMN5t9UJ0Z" crossorigin="anonymous">
<script src="https://code.jquery.com/jquery-3.5.1.slim.min.js" integrity="sha384-DfXdz2htPH0lsSSs5nCTpuj/zy4C+OGpamoFVy38MVBnE+IbbVYUew+OrCXaRkfj" crossorigin="anonymous"></script>
<script src="https://cdn.jsdelivr.net/npm/popper.js@1.16.1/dist/umd/popper.min.js" integrity="sha384-9/reFTGAW83EW2RDu2S0VKaIzap3H66lZH81PoYlFhbGU+6BZp6G7niu735Sk7lN" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.5.2/js/bootstrap.min.js" integrity="sha384-B4gt1jrGC7Jh4AgTPSdUtOBvfO8shuf57BaghqFfPlYxofvL8/KUEfYiJOMMV+rV" crossorigin="anonymous"></script>
</head>
<body>
<div class="con">
<img
src=" https://d1tgh8fmlzexmh.cloudfront.net/ccbp-static-website/iphoneX-bg.png" class="img">
<h1 class="heading">Specifications:</h1>
<ul class="unordered-list">
<li>3 GB RAM</li>
<li>5.80 Super Retina HD OLED Display</li>
<li>Font Camera 7MP</li>
<li>Rear Camera 12MP+12MP</li>
<li>Apple A11 Bionic Processor</li>
<li>Battery Capacity 2716mAH</li>
</ul>
<div class="d-flex flex-row justify-content-center">
<button class="btn btn-primary">Buy Now</button>
</div>
</div>
</body>
</html>
CSS
@import url("https://fonts.googleapis.com/css2?family=Bree+Serif&family=Caveat:wght@400;700&family=Lobster&family=Monoton&family=Open+Sans:ital,wght@0,400;0,700;1,400;1,700&family=Playfair+Display+SC:ital,wght@0,400;0,700;1,700&family=Playfair+Display:ital,wght@0,400;0,700;1,700&family=Roboto:ital,wght@0,400;0,700;1,400;1,700&family=Source+Sans+Pro:ital,wght@0,400;0,700;1,700&family=Work+Sans:ital,wght@0,400;0,700;1,700&display=swap");
.img{
background-size:cover;
height:60vh;
width:50vw;
}
.heading{
font-family:"Roboto";
color:#0a1f44;
font-weight:800px;
font-size:30px;
margin:10px;
}
.unordered-list{
list-style-type:disc;
color:#0a1f44;
margin:10px;
}
.con{
padding:5px;
}