body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background: #fff;
  color: #333;
}

header {
  background: #8B0000;
  color: #fff;
  padding: 15px;
  text-align: center;
}

header nav a {
  color: #fff;
  margin: 0 10px;
  text-decoration: none;
  font-weight: bold;
}

header nav a.active, header nav a:hover {
  text-decoration: underline;
}

.hero {
  text-align: center;
  padding: 50px 20px;
  background: #F5F5F5;
}

.btn {
  display: inline-block;
  padding: 10px 20px;
  background: #8B0000;
  color: #fff;
  text-decoration: none;
  border-radius: 5px;
  margin-top: 20px;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 20px;
  padding: 20px;
}

.product-card {
  background: #fff;
  border: 1px solid #ccc;
  padding: 15px;
  text-align: center;
  border-radius: 8px;
  box-shadow: 0 0 5px rgba(0,0,0,0.1);
}

.product-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 5px;
}

.product-card button {
  margin-top: 10px;
  padding: 10px 15px;
  background: #8B0000;
  color: #fff;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}

form {
  max-width: 400px;
  margin: 20px auto;
  display: flex;
  flex-direction: column;
}

form input, form textarea, form button {
  margin-bottom: 10px;
  padding: 10px;
  font-size: 1rem;
}

form button {
  background: #8B0000;
  color: #fff;
  border: none;
  cursor: pointer;
}

footer {
  background: #222;
  color: #fff;
  text-align: center;
  padding: 10px 0;
  margin-top: 20px;
}