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

body {
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
  background-color: #f4f4f4;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #222;
  padding: 1em 2em;
}

.logo {
  color: white;
  font-size: 1.5em;
  font-weight: bold;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 20px;
}

.nav-links a {
  color: white;
  text-decoration: none;
  transition: color 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: blue;
}

.hero {
  text-align: center;
  padding: 4em 2em;
  background: blue;
  color: white;
}

.hero h1 {
  font-size: 2.5em;
  margin-bottom: o.5em;
}

.hero .btn {
  background: white;
  color: blue;
  padding: 0.8em 1.5em;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  transition: all 0.3s ease;
}

.hero .btn:hover {
  background-color: #222;
  color: white;
}

.hero-paragraph {
  margin-bottom: 20px;
}

.product-section {
  padding: 2em;
  text-align: center;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-top: 2em;
}

.product-card {
  background: white;
  border-radius: 8px;
  padding: 1em;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s;
}

.product-card:hover {
  transform: translateY(-5px);
}

.product-image {
  width: 200px;
  height: 200px;
  object-fit: cover;
  border-radius: 8px;
}

.product-card img {
  width: 100%;
  border-radius: 8px;
}

.product-card button {
  margin-top: 10px;
  background: blue;
  color: white;
  border: none;
  padding: 0.5em 1em;
  cursor: pointer;
  border-radius: 4px;
  transition: background 0.3s;
}

.product-card button:hover {
  background: blue;
}

.about,
.contact {
  padding: 2em;
  text-align: center;
  background: white;
  margin: 2em;
  border-radius: 8px;
}

.contact form {
  display: flex;
  flex-direction: column;
  gap: 2em;
  max-width: 400px;
  margin: 0 auto;
}

.contact input,
.contact textarea {
  padding: 10px;
  border: 1px solid #ccc;
  border-radius: 5px;
}

.contact button:hover {
  color: white;
  background: blue;
}

footer {
  text-align: center;
  padding: 1em;
  background-color: #222;
  color: white;
  margin-top: 2em;
}