body {
    background-color: #004d40;
    color: #fff;
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    overflow: hidden;
    text-align: center;
}

.game-container {
    padding: 20px;
    border: 2px solid #fff;
    border-radius: 10px;
    background-color: rgba(0, 0, 0, 0.3);
    position: relative; /* For the overlay */
}

canvas {
    background-color: #1a759f; /* Lighter blue for the playing area */
    border: 2px solid #fff;
}

h1 {
    margin-top: 0;
}

#game-info {
    margin: 10px 0;
}

#game-over-text {
    font-size: 1.5em;
    color: #ffeb3b;
    font-weight: bold;
}

/* Leaderboard styles */
#leaderboard-container {
    margin-top: 20px;
    width: 100%;
    max-width: 400px;
    text-align: left;
    background-color: rgba(0, 0, 0, 0.5);
    padding: 10px;
    border-radius: 5px;
}

#leaderboard-list {
    list-style: none;
    padding: 0;
}

#leaderboard-list li {
    padding: 5px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

#leaderboard-list li:last-child {
    border-bottom: none;
}

.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: #fff;
    font-size: 2em;
}

.overlay h2 {
    margin-bottom: 20px;
}