“`html

body {
font-family: Arial, Helvetica, sans-serif;
font-size: 16px;
color: #333;
}

h1,
h2,
h3,
h4,
h5,
h6 {
font-weight: bold;
color: #000;
}

h1 {
font-size: 24px;
margin-bottom: 20px;
}

h2 {
font-size: 20px;
margin-bottom: 15px;
}

h3 {
font-size: 18px;
margin-bottom: 10px;
}

h4 {
font-size: 16px;
margin-bottom: 5px;
}

h5,
h6 {
font-size: 14px;
margin-bottom: 0;
}

p {
margin-bottom: 10px;
}

ul,
ol {
list-style-type: none;
padding: 0;
margin: 0;
}

li {
margin-bottom: 5px;
}

a {
color: #000;
text-decoration: none;
transition: all .3s ease-in-out;
}

a:hover {
color: #f00;
}

.container {
max-width: 1200px;
padding: 0 15px;
}

.product-image {
width: 100%;
margin-bottom: 15px;
}

.product-info {
border: 1px solid #ccc;
padding: 15px;
margin-bottom: 15px;
}

.product-name {
font-size: 18px;
margin-bottom: 10px;
}

.product-price {
font-size: 20px;
color: #000;
font-weight: bold;
margin-bottom: 10px;
}

.product-description {
font-size: 16px;
margin-bottom: 15px;
}

.product-features {
list-style-type: none;
padding: 0;
margin: 0;
}

.product-features li {
margin-bottom: 5px;
}

.product-specifications {
list-style-type: none;
padding: 0;
margin: 0;
}

.product-specifications li {
margin-bottom: 5px;
}

.product-warranty {
background-color: #f0f0f0;
padding: 15px;
margin-bottom: 15px;
}

.product-warranty h4 {
font-size: 16px;
font-weight: bold;
margin-bottom: 5px;
}

.product-warranty p {
font-size: 14px;
margin-bottom: 0;
}

.product-reviews {
border: 1px solid #ccc;
padding: 15px;
margin-bottom: 15px;
}

.product-reviews h4 {
font-size: 16px;
font-weight: bold;
margin-bottom: 10px;
}

.product-reviews ul {
list-style-type: none;
padding: 0;
margin: 0;
}

.product-reviews li {
margin-bottom: 10px;
}

.product-related {
margin-top: 15px;
}

.product-related h2 {
font-size: 18px;
margin-bottom: 10px;
}

.product-related ul {
list-style-type: none;
padding: 0;
margin: 0;
}

.product-related li {
margin-bottom: 10px;
}

.footer {
background-color: #f0f0f0;
padding: 15px;
text-align: center;
}

.footer a {
color: #333;
margin-right: 10px;
}