body {
  margin: 0;
  font-family: 'Segoe UI', sans-serif;
  background: linear-gradient(to bottom, #3C3B6E, #B22234);
  color: white;
}

header {
  background-color: #000080;
  padding: 1rem;
  text-align: center;
}

nav ul {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 2rem;
  padding: 0;
}

nav li {
  color: #FFD700;
  font-weight: bold;
}

.hero {
  text-align: center;
  padding: 4rem 2rem;
  background: radial-gradient(circle, #C0C0C0 0%, #3C3B6E 100%);
}

button {
  background-color: #FFD700;
  color: #000;
  border: none;
  padding: 1rem 2rem;
  font-size: 1.2rem;
  cursor: pointer;
  border-radius: 8px;
}


.video-section {
  background-color: #000080;
  color: #FFD700;
  text-align: center;
  padding: 2rem;
}

.video-wrapper {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 aspect ratio */
  height: 0;
  overflow: hidden;
  border: 4px solid #C0C0C0;
  border-radius: 12px;
  margin: 0 auto;
  max-width: 800px;
}

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