@media (max-width: 600px) {
    .welcome-container {
        max-width: 98vw;
        padding: 16px 4px 16px 4px;
        border-radius: 12px;
        box-shadow: 0 2px 12px rgba(44, 62, 80, 0.08);
        margin: 16px auto;
    }

    h1 {
        font-size: 1.4rem;
        margin-bottom: 18px;
    }

    .game-buttons {
        flex-direction: column;
        gap: 18px;
        margin-bottom: 12px;
        align-items: center;
    }

    .game-btn {
        width: 90vw;
        max-width: 340px;
        padding: 12px 4px 8px 4px;
        border-radius: 10px;
    }

    .game-btn img {
        width: 80vw;
        max-width: 180px;
        height: 80vw;
        max-height: 180px;
        margin-bottom: 8px;
    }

    .game-btn span {
        font-size: 1rem;
    }
}

body {
    background: #f6f8fa;
    font-family: 'Segoe UI', Arial, sans-serif;
    margin: 0;
    padding: 0;
}

.top-band {
    width: 100%;
    background-color: #001f3f;
    padding: 20px 0;
    text-align: center;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
}

.top-title {
    color: #fff;
    margin: 0;
    font-size: 2.2em;
    font-weight: bold;
    letter-spacing: 2px;
}

.welcome-container {
    max-width: 700px;
    margin: 48px auto;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 2px 16px rgba(44, 62, 80, 0.10);
    padding: 40px 32px 32px 32px;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 120px;
}

h1 {
    color: #222;
    font-size: 2.2rem;
    margin-bottom: 32px;
    text-align: center;
}

.game-buttons {
    display: flex;
    gap: 36px;
    justify-content: center;
    margin-bottom: 24px;
}

.game-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    background: #f9fafb;
    border-radius: 12px;
    box-shadow: 0 1px 6px rgba(44, 62, 80, 0.07);
    padding: 18px 16px 10px 16px;
    transition: box-shadow 0.2s, transform 0.2s;
}

.game-btn:hover {
    box-shadow: 0 4px 16px rgba(44, 62, 80, 0.13);
    transform: translateY(-4px) scale(1.04);
}

.game-btn img {
    width: 120px;
    height: 120px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 12px;
    box-shadow: 0 2px 8px rgba(44, 62, 80, 0.10);
}

.game-btn span {
    color: #1976d2;
    font-size: 1.15rem;
    font-weight: 500;
    letter-spacing: 0.5px;
}