body {
    background-color: #f8f9fa;
    font-family: Arial, sans-serif;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}
.header-container {
    background-color: #343a40;
    color: white;
    padding: 10px 0;
    text-align: center;
}
.header-content p {
    margin: 0;
    font-size: 1rem;
}
.nav-buttons {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin: 20px 0;
}
.nav-buttons .btn {
    font-size: 0.9rem;
    padding: 8px 15px;
}
.scanned-image {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 20px auto;
    border: 1px solid #dee2e6;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}
.download-btn {
    display: block;
    margin: 10px auto;
    text-align: center;
}
.text-content {
    margin: 20px auto;
    max-width: 800px;
    padding: 15px;
    background-color: white;
    border-radius: 5px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}
.footer {
    background-color: #343a40;
    color: white;
    text-align: center;
    padding: 5px 0;
    width: 100%;
    margin-top: auto;
    font-size: 0.9rem;
}
.footer a {
    color: #adb5bd;
    text-decoration: none;
}
.footer a:hover {
    color: white;
}
@media (max-width: 576px) {
    .header-content p {
        font-size: 0.8rem;
    }
    .nav-buttons {
        flex-wrap: wrap;
        gap: 5px;
    }
    .nav-buttons .btn {
        font-size: 0.8rem;
        padding: 6px 10px;
    }
    .footer {
        font-size: 0.8rem;
        padding: 4px 0;
    }
}