body {
    margin: 0;
    overflow: hidden;
    background: #222;
    font-family: Arial, sans-serif;
    color: white;
    text-align: center;
}

.gameArea {
    width: 400px;
    height: 600px;
    background: #555;
    margin: 20px auto;
    position: relative;
    overflow: hidden;
    border: 4px solid #fff;
}

.player {
    width: 50px;
    height: 100px;
    background: red;
    position: absolute;
    bottom: 10px;
    left: 175px;
    border-radius: 10px;
}

.enemy {
    width: 50px;
    height: 100px;
    background: yellow;
    position: absolute;
    top: -120px;
    border-radius: 10px;
}

.startScreen {
    position: absolute;
    top: 30%;
    left: 0;
    width: 100%;
    text-align: center;
}