body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f4f4f4;
    margin: 0;
    padding: 40px;
}

.container {
    background-color: #fff;
    max-width: 800px;
    margin: auto;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

h1 {
    margin-bottom: 20px;
    font-size: 1.8rem;
    color: #333;
}

.drop-zone {
    border: 2px dashed #007bff;
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    margin-bottom: 20px;
    transition: background-color 0.3s ease;
}

.drop-zone.dragover {
    background-color: #e0f0ff;
    border-color: #0056b3;
}

.drop-zone input[type="file"] {
    margin-top: 10px;
}

button {
    background-color: #007bff;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1rem;
}

button:hover {
    background-color: #0056b3;
}

#output {
    margin-top: 30px;
}

.file-output {
    background-color: #f0f0f0;
    padding: 15px;
    border-radius: 5px;
    margin-bottom: 20px;
}

.file-output h3 {
    margin-top: 0;
    color: #007bff;
}

.file-output pre {
    white-space: pre-wrap;
    overflow-x: auto;
}

.json-output {
    width: 100%;
    min-height: 30rem;
    font-family: "Lucida Console", Monaco, monospace;
    font-size: 0.8rem;
    line-height: 1.2;
}