body {
    font-family: Arial, sans-serif;
    background-color: #7a7a7a;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

.game-area {
    text-align: center;
    background-color: #e0e0e0;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.rectangle {
    width: 300px;
    height: auto; /* Allows height to adapt based on content */
    background-color: #161f4e;
    border-radius: 5px;
    color: white;
    padding: 10px;
    margin: 20px auto;
}

.button-container {
    margin-top: 20px;
}

button {
    padding: 10px 20px;
    font-size: 16px;
    margin: 5px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
}

#start-game {
    background-color: #4caf50;
    color: white;
}

#hit {
    background-color: #2196F3;
    color: white;
}

#stand {
    background-color: #FF9800;
    color: white;
}

#exit-game {
    background-color: #f44336;
    color: white;
}

button:hover {
    opacity: 0.8;
}