body {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  background: linear-gradient(to bottom, #002f4b, #dc281e);
  color: white;
  font-family: 'Comic Sans MS', sans-serif;
  text-align: center;
  overflow: hidden;
}

.container {
  position: relative;
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

h1 {
  font-size: 3em;
  margin-bottom: 20px;
  text-shadow: 2px 2px 4px #000000;
}

.tree {
  position: relative;
  width: 100px;
  height: 200px;
}

.star {
  position: absolute;
  top: -20px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 20px;
  color: gold;
}

.branch {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  background: green;
}

.branch.top {
  width: 0;
  height: 0;
  border-left: 50px solid transparent;
  border-right: 50px solid transparent;
  border-bottom: 50px solid green;
  top: 0;
}

.branch.middle {
  width: 0;
  height: 0;
  border-left: 60px solid transparent;
  border-right: 60px solid transparent;
  border-bottom: 60px solid green;
  top: 50px;
}

.branch.bottom {
  width: 0;
  height: 0;
  border-left: 70px solid transparent;
  border-right: 70px solid transparent;
  border-bottom: 70px solid green;
  top: 110px;
}

.trunk {
  position: absolute;
  width: 30px;
  height: 50px;
  background: brown;
  left: 50%;
  transform: translateX(-50%);
  bottom: 0;
}

#playMusic {
  margin-top: 20px;
  padding: 10px 20px;
  font-size: 1em;
  background: #ff9800;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  color: white;
}

#playMusic:hover {
  background: #ff5722;
}

canvas {
  position: fixed;
  top: 0;
  left: 0;
  z-index: -1;
}