body {
    font-family: 'Arial', sans-serif;
    background: linear-gradient(135deg, #0c0c0c, #1a1a2e, #16213e);
    background-attachment: fixed;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    color: #fff;
    overflow-x: hidden;
}

.container {
    text-align: center;
    max-width: 600px;
    padding: 20px;
    width: 100%;
    box-sizing: border-box;
}

p {
    font-size: 18px;
    line-height: 1.6;
    margin-bottom: 20px;
}

.btn {
    display: inline-block;
    padding: 15px 20px;
    background: transparent;
    color: #ff00ff;
    text-decoration: none;
    border: 2px solid #ff00ff;
    border-radius: 10px;
    font-size: 18px;
    font-weight: bold;
    text-transform: uppercase;
    transition: all 0.3s ease;
    box-shadow: 0 0 10px #ff00ff, 0 0 20px #ff00ff;
    margin: 10px;
}

.btn:hover {
    background: #ff00ff;
    color: #000;
    box-shadow: 0 0 20px #ff00ff, 0 0 40px #ff00ff, 0 0 60px #ff00ff;
    transform: scale(1.05);
}

.back-btn {
    border-color: #00ffff;
    color: #00ffff;
    box-shadow: 0 0 10px #00ffff, 0 0 20px #00ffff;
}

.back-btn:hover {
    background: #00ffff;
    color: #000;
    box-shadow: 0 0 20px #00ffff, 0 0 40px #00ffff, 0 0 60px #00ffff;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .container {
        padding: 15px;
        max-width: 90%;
    }

    p {
        font-size: 16px;
        margin-bottom: 15px;
    }

    .btn {
        padding: 12px 18px;
        font-size: 16px;
        margin: 8px;
    }
}

@media (max-width: 480px) {
    body {
        padding: 10px;
    }

    .container {
        padding: 12px;
        max-width: 95%;
    }

    p {
        font-size: 14px;
        margin-bottom: 12px;
        line-height: 1.5;
    }

    .btn {
        padding: 10px 15px;
        font-size: 14px;
        margin: 6px;
        display: block;
        width: 100%;
        max-width: 250px;
        margin-left: auto;
        margin-right: auto;
    }
}