body {
    background-color: #000000;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    /*overflow: hidden;*/
}

.game-container {
    border: 8px solid #3bb169;
    border-radius: 12px;
    padding: 10px;
    background-color: #000;
    box-shadow: 0 0 20px #0a873c;
}

.game-frame {
    width: 80vw;
    height: 45vw;
    border: none;
}