body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #f4f4f4;
  color: #333;
}

.container {
  max-width: 1100px;
  margin: auto;
  padding: 20px;
}

.header {
  background: #111;
  color: #fff;
}

.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header a {
  color: #fff;
  margin-left: 15px;
  text-decoration: none;
}

.hero {
  background: #2b2b2b;
  color: #fff;
  text-align: center;
  padding: 80px 20px;
}

.btn {
  display: inline-block;
  margin-top: 20px;
  padding: 12px 25px;
  background: #ff9800;
  color: #fff;
  text-decoration: none;
}

.features {
  display: flex;
  gap: 20px;
}

.box {
  background: #fff;
  padding: 20px;
  flex: 1;
}

.products .grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px,1fr));
  gap: 20px;
}

.card {
  background: #fff;
  padding: 40px;
  text-align: center;
}

.footer {
  background: #111;
  color: #fff;
  text-align: center;
  padding: 20px;
}