@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800;900&display=swap");

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Poppins", sans-serif;
}
#canvas1 {
  position: absolute;
  top: 0;
  left: 0;
  max-width: 100%;
  max-height: 100%;
}

.background-assets {
  display: none;
}

.mute-toggle {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 10;
  background: rgba(0, 0, 0, 0.45);
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 6px;
  padding: 6px 12px;
  font-family: "Poppins", sans-serif;
  font-size: 14px;
  cursor: pointer;
  user-select: none;
  transition: background 120ms ease;
}
.mute-toggle:hover {
  background: rgba(0, 0, 0, 0.65);
}
.mute-toggle:focus-visible {
  outline: 2px solid #ffd84d;
  outline-offset: 2px;
}

@media (max-width: 600px) {
  .mute-toggle {
    top: 6px;
    left: 6px;
    padding: 4px 8px;
    font-size: 12px;
  }
}