body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
}

header {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 1rem;
}

main {
    max-width: 800px;
    margin: 0 auto;
    padding: 1rem;
}

section {
    background-color: white;
    margin-bottom: 2rem;
    padding: 1rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

h2 {
    color: #333;
    margin-top: 0;
}

form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

label {
    font-weight: bold;
}

input, select, button {
    padding: 0.5rem;
    border: 1px solid #ddd;
    border-radius: 4px;
}

button {
    background-color: #4CAF50;
    color: white;
    cursor: pointer;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #45a049;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 0.5rem;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

th {
    background-color: #f2f2f2;
}

#video {
    width: 100%;
    max-width: 400px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

#ocr-result {
    margin-top: 1rem;
    padding: 1rem;
    background-color: #e8f5e8;
    border-radius: 4px;
}

@media (max-width: 600px) {
    main {
        padding: 0.5rem;
    }

    section {
        padding: 0.5rem;
    }

    form {
        gap: 0.5rem;
    }
}