/* Reset default browser styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
}

body {
  background-color: black;
}

.game-container {
  position: relative;
  width: 100%;
  height: 100%;
}

#display-area {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: calc(10vw + 10vh); /* Responsive font size */
  font-family: Arial, sans-serif;
  color: white;
  text-align: center;
  white-space: nowrap;
}

#explosion-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: red;
  opacity: 0;
  pointer-events: none;
}

.explosion-effect {
  animation: explosion 0.3s infinite;
  opacity: 1;
}

@keyframes explosion {
  0% { background-color: red; }
  50% { background-color: black; }
  100% { background-color: red; }
}