* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, sans-serif;
}
@media  only screen and (max-width: 768px) {
  body {
    font-size: 16px;
  }
}

body {
  background: #f5f5f5;
  color: #333;
}

header {
  background: #111;
  color: #fff;
  padding: 20px;
  display: grid;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

.logo {
  font-size: 24px;
  font-weight: bold;
}

nav ul {
  list-style: none;
  display: grid;
  flex-wrap: wrap;
}

nav ul li {
  margin-centre: 20px;
}

nav ul li a {
  color: #fff;
  text-decoration: none;
  font-size: 16px;
}

main {
  padding: 30px 20px;
}

main h1 {
  margin-bottom: 20px;
  text-align: center;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 25px;
  max-width: 1200px;
  margin: 0 auto;
  margin-bottom: 40px;
}

.product-card {
  background: #fff;
  padding: 15px;
  border-radius: 12px;
  text-align: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.product-card img {
  width: 100%;
  border-radius: 10px;
}

.product-card h2 {
  font-size: 18px;
  margin: 10px 0;
}

.product-card p {
  font-size: 16px;
  color: green;
}

.product-card button {
  margin-top: 10px;
  padding: 8px 16px;
  background: #111;
  color: #fff;
  border: none;
  border-radius: 8px;
  cursor: pointer;
}

.checkout-form {
  background: #fff;
  max-width: 500px;
  margin: 0 auto;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 0 12px rgba(0,0,0,0.1);
}

.checkout-form form {
  display: flex;
  flex-direction: column;
}

.checkout-form label {
  margin: 10px 0 5px;
  font-weight: bold;
}

.checkout-form input,
.checkout-form textarea,
.checkout-form select {
  padding: 10px;
  border: 1px solid #ccc;
  border-radius: 6px;
  margin-bottom: 15px;
}

.checkout-form button {
  background: green;
  color: white;
  padding: 12px;
  font-size: 16px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
}

footer {
  background: #111;
  color: white;
  text-align: center;
  padding: 15px;
  margin-top: 50px;
}

#checkout {
  max-width: 600px;
  margin: 2rem auto;
  padding: 1rem;
  border: 1px solid #ccc;
  border-radius: 8px;
  background: #f9f9f9;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

#checkout h1 {
  text-align: center;
  margin-bottom: 1rem;
}

#cart {
  margin-bottom: 1rem;
  padding: 0.5rem;
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 4px;
}

#checkout-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

#checkout-form label {
  font-weight: bold;
  margin-bottom: 0.25rem;
}

#checkout-form input,
#checkout-form textarea,
#checkout-form select {
  padding: 0.5rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  width: 100%;
  box-sizing: border-box;
}

#checkout-form textarea {
  resize: vertical;
  min-height: 80px;
}

#checkout-form button {
  background-color: #4CAF50;
  color: white;
  border: none;
  padding: 0.75rem;
  font-size: 1rem;
  cursor: pointer;
  border-radius: 4px;
}

#checkout-form button:hover {
  background-color: #45a049;
}
.back-to-home {
  background-color: #4CAF50;
  color: #fff;
  padding: 10px 20px;
  border: none;
  border-radius: 5px;
  text-decoration: none;
}