* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: Arial, Helvetica, sans-serif;
}

body {
  height: 100vh;
  overflow: hidden;
  color: white;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: linear-gradient(
    120deg,
    rgba(0, 20, 80, 0.7),
    rgba(124, 0, 83, 0.7)
  );
  z-index: -1;
}

#video-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2;
}

.player {
  max-width: 420px;
  margin: auto;
  margin-top: 8hv;
  background: rgba(0, 0, 0, 0.35);
  padding: 20px;
  border-radius: 20px;
}

.player h1 {
  text-align: center;
  margin-bottom: 20px;
  font-weight: 300;
}

ul {
  list-style: none;
}

li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

li.active {
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.15),
    rgba(255, 255, 255, 0.05)
  );
}

button {
  background: none;
  border: none;
  color: white;
  font-size: 18px;
  cursor: pointer;
}

.eq {
  margin-right: 10px;
  animation: pulse is infinite;
}

@keyframes pulse {
  0% {
    opacity: 0.4;
  }
  50% {
    opacity: 1;
  }
  100% {
    opacity: 0.4;
  }
}

@media (max-width: 500px) {
  .player {
    width: 90%;
    margin-top: 5vh;
  }
}