html {
    background-color: black;
}

html, body {
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', sans-serif;
  color: white;
  text-align: center;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: #ffffff;
  text-align: center;
}

/* Logo styling */
img#logo, .logo, img {
  z-index: 0;
  width: 50vw;
  max-width: 200px;
  height: auto;
  margin-bottom: 20px;
  filter: drop-shadow(0 0 8px #00ffc8);
}

/* Audio (hidden), Buttons, Sliders */
#canvas {
  z-index: -1;
  position: fixed;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

audio {
  display: none;
}

audio, button, input[type="range"] {
  z-index: 0;
  margin: 12px;
}

button {
  z-index: 0;
  background-color: #00ffc8;
  border: none;
  padding: 16px 28px;
  border-radius: 5px;
  color: black;
  font-weight: bold;
  font-size: 1.4em;
  cursor: pointer;
  box-shadow: 0 0 10px #00ffc8;
  transition: background-color 0.2s ease;
}

button:hover {
  z-index: 0;
  background-color: #00cc9f;
}

input[type="range"] {
  accent-color: #00ffc8;
  width: 80vw;
  max-width: 400px;
  height: 30px;
}

/* Label and track list */
label {
  z-index: 0;
  display: block;
  margin: 1rem 0;
  font-size: 1.1rem;
}

#trackList {
  z-index: 0;
  margin-top: 30px;
  text-align: left;
  display: inline-block;
  background: #111;
  padding: 15px 20px;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0, 255, 200, 0.3);
  font-size: 1rem;
  line-height: 1.6;
  max-width: 90vw;
}

p {
  z-index: 0;
  font-size: 0.9em;
  color: #ccc;
  margin-top: 40px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* --- Responsive for portrait mobile --- */
@media (max-width: 500px) {
  h1 {
    font-size: 2em;
  }

  img#logo, .logo {
    width: 60vw;
    max-width: none;
  }

  button {
    font-size: 1.2em;
    padding: 14px 24px;
  }

  input[type="range"] {
    width: 90vw;
  }

  #trackList {
    font-size: 0.95rem;
  }
}
.menu-btn {
  z-index: 100000;
}