body {
    background-color: #0e0e2c;
    color: white;
    font-family: 'Poppins', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

#game-container {
    text-align: center;
}

h1 {
    font-size: 2.5rem;
    color: #4cc9f0;
}

#score {
    font-size: 1.5rem;
    margin: 1rem 0;
}

#button-container {
    display: grid;
    grid-template-columns: repeat(2, 100px);
    gap: 20px;
    margin: 2rem auto;
}

.game-button {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    transition: transform 0.2s ease;
}

.game-button[data-id="0"] { background-color: #f72585; }
.game-button[data-id="1"] { background-color: #7209b7; }
.game-button[data-id="2"] { background-color: #4cc9f0; }
.game-button[data-id="3"] { background-color: #b5179e; }

.game-button:hover {
    transform: scale(1.1);
}

.game-button.active {
    box-shadow: 0 0 20px white;
}

#start-button, #restart-button {
    background-color: #b5179e;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1.2rem;
}

#game-over {
    margin-top: 2rem;
}