body {
  background: radial-gradient(circle at top left, #5f2c82, #49a09d);
  color: #fff;
  font-family: 'Trebuchet MS', sans-serif;
  margin: 0;
  padding: 20px;
}

header {
  text-align: center;
  margin-bottom: 30px;
}

h1 {
  font-size: 3em;
  color: #ffe600;
}

em {
  display: block;
  font-size: 1.5em;
  color: #ffb6c1;
  margin-top: 10px;
}

.video-section {
  background: rgba(0, 0, 0, 0.4);
  padding: 20px;
  border-radius: 12px;
  max-width: 700px;
  margin: 0 auto;
  box-shadow: 0 0 10px #000;
}

iframe {
  border: 3px solid #fff;
  border-radius: 8px;
}