* {
  margin: 0;
  padding: 0;
  /* box-sizing: border-box; */
}

body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}

a {
  text-decoration: none;
}

.heart {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 20px;
}

.foot {
  display: flex;
  justify-content: center;
  align-items: center;
}

.time {
  margin: 20px;
  color: #b3b3b3;
  display: flex;
  justify-content: center;
  align-items: center;
}

.audio-controls {
  position: fixed;
  bottom: 20px;
  right: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 10;
}

.audio-controls button {
  height: 30px;
  width: 40px;
  /* background-color: #4CAF50; */
  /* color: white; */
  border: none;
  border-radius: 5px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.audio-controls button:hover {
  /* background-color: #45a049; */
}

.audio-controls input[type="range"] {
  width: 150px;
}

/* 烟花 */
canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  background: transparent;
  pointer-events: none;
}