
  body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: linear-gradient(120deg, #00c6ff, #ff9800, #8bc34a);
  background-size: 200% 200%;
  animation: bgMove 10s ease-in-out infinite;
  color: #222;
}
@keyframes bgMove {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}
header {
  background: rgba(0,0,0,0.7);
  color: #fff;
  padding: 20px 0;
  text-align: center;
  font-size: 2rem;
  letter-spacing: 2px;
}
nav {
  background: #fff;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  display: flex;
  justify-content: center;
  gap: 40px;
  padding: 12px 0;
}
nav a {
  color: #00c6ff;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1rem;
  padding: 8px 18px;
  border-radius: 20px;
  transition: background 0.3s, color 0.3s;
}
nav a:hover, nav a.active {
  background: #00c6ff;
  color: #fff;
}
.container {
  max-width: 800px;
  margin: 40px auto;
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.12);
  padding: 32px;
}
h2 {
  color: #ff9800;
  margin-bottom: 18px;
}
.course-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.course-card {
  background: #f5f5f5;
  border-radius: 10px;
  padding: 18px;
  box-shadow: 0 2px 8px rgba(0,198,255,0.08);
}
.contact-form input, .contact-form textarea {
  width: 100%;
  padding: 10px;
  margin-bottom: 14px;
  border-radius: 6px;
  border: 1px solid #ccc;
  font-size: 1rem;
}
.contact-form button {
  background: linear-gradient(90deg, #00c6ff, #ff9800, #8bc34a);
  color: #fff;
  border: none;
  padding: 10px 28px;
  border-radius: 20px;
  font-weight: bold;
  cursor: pointer;
  transition: background-position 0.5s, transform 0.3s;
}
.contact-form button:hover {
  background-position: 100% 0;
  transform: scale(1.05);
}
