body {
  margin: 0;
  font-family: 'Segoe UI', sans-serif;
  color: #333;
  background-color: #f8f9fa;
}

.container {
  width: 90%;
  max-width: 900px;
  margin: 0 auto;
  padding: 2rem 0;
}

header {
  background-color: #0077cc;
  color: white;
  text-align: center;
  padding: 2rem 0;
}

.hero {
  background-color: #ffffff;
  text-align: center;
  padding: 2rem 0;
}

.hero img {
  max-width: 100%;
  border-radius: 8px;
  margin-bottom: 1.5rem;
}

.features {
  background-color: #e9ecef;
  padding: 2rem 0;
}

.features ul {
  list-style: none;
  padding: 0;
}

.features li {
  margin: 0.5rem 0;
  font-size: 1.1rem;
}

.contact {
  background-color: #ffffff;
  text-align: center;
  padding: 2rem 0;
}

footer {
  background-color: #343a40;
  color: white;
  text-align: center;
  padding: 1rem 0;
  font-size: 0.9rem;
}

.btn {
  background-color: #0077cc;
  color: white;
  padding: 0.75rem 1.5rem;
  text-decoration: none;
  border-radius: 5px;
  display: inline-block;
  margin-top: 1rem;
}

.btn:hover {
  background-color: #005fa3;
}

.video-container {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 aspect ratio (9/16 = 0.5625) */
  height: 0;
  overflow: hidden;
}

.video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}