body, html {
  margin: 0;
  padding: 0;
  height: 100%;
  overflow: hidden;
}

.video-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
}

.video-background iframe {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 120vw;
  height: 68vw; /* 16:9 ratio */
  transform: translate(-50%, -50%);
  border: none;
}

.video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: linear-gradient(to bottom, rgba(0,0,0,0.3), rgba(0,0,0,0.3));
  z-index: 1;
}

.video-hero {
  position: relative;
  z-index: 2;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  color: white;
  text-shadow: 0 0 5px black;
  padding: 2rem;
  text-align: center;
}