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

body {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: linear-gradient(
    to bottom,
    #5c94fc 0%,
    #5c94fc 60%,
    #8b4513 60%,
    #8b4513 100%
  );
  font-family: 'Press Start 2P', Arial, sans-serif;
  overflow: hidden;
}

#gameContainer {
  position: relative;
}

#gameCanvas {
  border: 4px solid #000;
  border-radius: 8px;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
}

#ui {
  position: absolute;
  top: 10px;
  left: 10px;
  right: 10px;
  display: flex;
  justify-content: space-between;
  color: white;
  font-size: 16px;
  text-shadow: 2px 2px 0 #000;
  z-index: 10;
}

#instructions {
  position: absolute;
  bottom: -40px;
  left: 0;
  right: 0;
  text-align: center;
  color: #fff;
  font-size: 12px;
  text-shadow: 1px 1px 0 #000;
}

#gameOver,
#winScreen {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(0, 0, 0, 0.8);
  color: white;
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  display: none;
  z-index: 100;
}

#gameOver h2,
#winScreen h2 {
  margin-bottom: 20px;
  font-size: 24px;
}

button {
  background: #e52521;
  color: white;
  border: none;
  padding: 15px 30px;
  font-size: 16px;
  cursor: pointer;
  border-radius: 5px;
  margin-top: 15px;
}

button:hover {
  background: #ff3b30;
}

#powerStatus {
  position: absolute;
  top: 50px;
  left: 10px;
  color: white;
  font-size: 12px;
  text-shadow: 2px 2px 0 #000;
  z-index: 10;
}