“`html

body {
font-family: ‘Helvetica’, ‘Arial’, sans-serif;
}

.container {
max-width: 1200px;
margin: 0 auto;
padding: 40px 0;
}

.product-image {
width: 100%;
height: auto;
}

.product-info {
margin-left: 20px;
}

h1 {
font-size: 24px;
margin-bottom: 10px;
}

h2 {
font-size: 20px;
margin-bottom: 10px;
}

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

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

li {
margin-bottom: 5px;
}

.btn-primary {
background-color: #337ab7;
color: #fff;
padding: 10px 20px;
border: none;
border-radius: 5px;
cursor: pointer;
}

.btn-primary:hover {
background-color: #286090;
}

.alert-success {
color: #155724;
background-color: #d4edda;
border-color: #c3e6cb;
padding: 15px;
margin-bottom: 20px;
border: 1px solid transparent;
border-radius: 4px;
}

.alert-danger {
color: #721c24;
background-color: #f8d7da;
border-color: #f5c6cb;
padding: 15px;
margin-bottom: 20px;
border: 1px solid transparent;
border-radius: 4px;
}