body {
  background: #f4f6fb;
  font-family: 'Segoe UI', Arial, sans-serif;
}
.navbar {
  background: #1976d2;
}
.navbar-brand, .nav-link, .navbar-text {
  color: #fff !important;
}
.header-logo {
  font-size: 2em;
  font-weight: bold;
  color: #1976d2;
  letter-spacing: 2px;
}
.hero {
  background: #1976d2;
  color: #fff;
  padding: 60px 0 40px 0;
  text-align: center;
}
.section-title {
  color: #1976d2;
  font-size: 1.7em;
  font-weight: 700;
  margin-bottom: 24px;
}
.product-card {
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(25, 118, 210, 0.08);
  padding: 18px;
  margin-bottom: 24px;
  text-align: center;
}
.product-card h5 {
  color: #1976d2;
  font-weight: 600;
}
.footer {
  background: #1976d2;
  color: #fff;
  padding: 18px 0;
  text-align: center;
  margin-top: 40px;
}