body {
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    font-family: 'Nunito', sans-serif;
    background-color: #f5f5f5;
    color: #333;
}

.container {
    text-align: center;
    padding: 20px;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    max-width: 600px;
    width: 90%;
    margin: 15px;
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    color: #5a4fcf;
}

p {
    font-size: 1rem;
    color: #666;
    margin-bottom: 20px;
}

.back-button {
    display: inline-block;
    padding: 10px 20px;
    background-color: #5a4fcf;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}

.back-button:hover {
    background-color: #4840b3;
}

.requested-url {
    font-size: 0.9rem;
    color: #888;
    word-break: break-all;
    margin-bottom: 20px;
    padding: 10px;
    background-color: #f8f8f8;
    border-radius: 5px;
}

/* Mobile Responsive Adjustments */
@media screen and (max-width: 480px) {
    .container {
        width: calc(100% - 40px);
        padding: 15px;
        margin: 10px;
    }

    h1 {
        font-size: 1.8rem;
        margin-bottom: 8px;
    }

    p {
        font-size: 0.9rem;
        margin-bottom: 15px;
    }

    .back-button {
        padding: 8px 16px;
        font-size: 0.9rem;
    }

    .requested-url {
        font-size: 0.8rem;
        padding: 8px;
    }
}