Changed around line 1
+ body {
+ font-family: 'Arial', sans-serif;
+ margin: 0;
+ padding: 0;
+ background-color: #f4f4f4;
+ color: #333;
+ }
+
+ header {
+ background-color: #333;
+ color: #fff;
+ padding: 20px 0;
+ text-align: center;
+ }
+
+ header h1 {
+ margin: 0;
+ font-size: 2.5em;
+ }
+
+ header p {
+ margin: 5px 0 0;
+ font-size: 1.2em;
+ }
+
+ nav ul {
+ list-style: none;
+ padding: 0;
+ margin: 20px 0 0;
+ }
+
+ nav ul li {
+ display: inline;
+ margin: 0 15px;
+ }
+
+ nav ul li a {
+ color: #fff;
+ text-decoration: none;
+ font-size: 1.1em;
+ }
+
+ section {
+ padding: 20px;
+ text-align: center;
+ }
+
+ .product-grid, .category-grid {
+ display: flex;
+ justify-content: space-around;
+ flex-wrap: wrap;
+ }
+
+ .product-card, .category-card {
+ background-color: #fff;
+ border: 1px solid #ddd;
+ border-radius: 5px;
+ padding: 20px;
+ margin: 10px;
+ width: 200px;
+ text-align: center;
+ }
+
+ .product-card img, .category-card img {
+ max-width: 100%;
+ height: auto;
+ border-radius: 5px;
+ }
+
+ button {
+ background-color: #333;
+ color: #fff;
+ border: none;
+ padding: 10px 20px;
+ cursor: pointer;
+ border-radius: 5px;
+ }
+
+ button:hover {
+ background-color: #555;
+ }
+
+ footer {
+ background-color: #333;
+ color: #fff;
+ text-align: center;
+ padding: 10px 0;
+ position: fixed;
+ width: 100%;
+ bottom: 0;
+ }
+
+ @media (max-width: 768px) {
+ header h1 {
+ font-size: 2em;
+ }
+
+ header p {
+ font-size: 1em;
+ }
+
+ nav ul li {
+ display: block;
+ margin: 10px 0;
+ }
+
+ .product-card, .category-card {
+ width: 100%;
+ margin: 10px 0;
+ }
+ }