/* Reset CSS */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Body */
body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    background-color: #f7f7f7;
}

/* Header */
header {
    background-color: #333;
    color: #fff;
    padding: 20px;
}

header h1 {
    margin: 0;
}

nav ul {
    list-style-type: none;
}

nav ul li {
    display: inline-block;
    margin-right: 20px;
}

nav ul li a {
    color: #fff;
    text-decoration: none;
}

/* Main */
main {
    padding: 20px;
}

.products {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    grid-gap: 20px;
}

.product {
    border: 1px solid #ddd;
    padding: 20px;
    background-color: #fff;
}

.product h2 {
    margin-bottom: 10px;
}

.product p {
    margin-bottom: 10px;
}

.product button {
    background-color: #333;
    color: #fff;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
}

.product button:hover {
    background-color: #555;
}

/* Footer */
footer {
    background-color: #333;
    color: #fff;
    text-align: center;
    padding: 20px;
}