body {
  margin: 0;
  font-family: Arial, sans-serif;
  background-color: #000;
  color: #fff;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
}

#spielfeld {
  position: relative;
  width: 100%;
  max-width: 1200px;
  height: 70vh;
  background-color: #111;
  margin: 1rem 0;
  overflow: hidden;
  border: 2px solid #444;
  border-radius: 10px;
}

#boden {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 20px; 
  background-color: #444;
}

#gpanz {
  position: absolute;
  width: 150px; 
  height: 150px;
  left: 0;
  bottom: 0; 
  background-image: url("media/gpanz.png");
  background-size: contain;
  background-repeat: no-repeat;
}

footer {
  text-align: center;
  padding: 1rem 0;
  background-color: rgba(0,0,0,0.7);
}