body {
  margin: 0;
  padding: 0;
  overflow: hidden;
  width: 100vw;
  height: 100vh;
  background-color: #312;
}

#start-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: #312;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  transition: opacity 0.5s ease-out;
}

#start-overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

#start-button {
  padding: 20px 40px;
  font-size: 24px;
  font-family: Arial, sans-serif;
  font-weight: bold;
  background-color: #ff69b4;
  color: white;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(255, 105, 180, 0.4);
  transition: all 0.3s ease;
}

#start-button:hover {
  background-color: #ff1493;
  transform: scale(1.05);
  box-shadow: 0 6px 20px rgba(255, 105, 180, 0.6);
}

#start-button:active {
  transform: scale(0.95);
}

#background-music {
  display: none;
}

#container {
  position: relative;
  width: 100%;
  height: 100%;
}

.heart {
  position: absolute;
  width: 32px;
  height: 32px;
  will-change: transform, opacity;
}

.heart::before,
.heart::after {
  content: "";
  position: absolute;
  width: 16px;
  height: 26px;
  border-radius: 16px 16px 0 0;
  background-color: var(--heart-color, #ff69b4);
}

.heart::before {
  left: 16px;
  transform: rotate(-45deg);
  transform-origin: 0 100%;
}

.heart::after {
  left: 0;
  transform: rotate(45deg);
  transform-origin: 100% 100%;
}

.text-container {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 1000;
  pointer-events: none;
  padding: 20px 40px;
  border-radius: 10px;
}

.text {
  font-family: Arial, sans-serif;
  font-size: 32px;
  font-weight: bold;
  color: #fff;
  text-align: center;
  margin: 0;
}