body, html {
    margin: 0;
    padding: 0;
    font-family: sans-serif;
    height: 100%;
    overflow: hidden;
}

#container {
    display: flex;
    height: 100vh;
}

#file-tree {
    width: 25%;
    max-width: 300px;
    border-right: 1px solid #ccc;
    padding: 10px;
    overflow-y: auto;
    background-color: #f7f7f7;
}

#content-viewer {
    flex-grow: 1;
    padding: 20px;
    overflow-y: auto;
}

#file-tree ul {
    list-style-type: none;
    padding-left: 15px;
}

#file-tree li {
    cursor: pointer;
    padding: 2px 0;
}

#file-tree li.directory {
    font-weight: bold;
}

#file-tree li.directory::before {
    content: '📁 ';
    margin-right: 5px;
}

#file-tree li.file::before {
    content: '📄 ';
    margin-right: 5px;
}

#file-tree li:hover {
    background-color: #eee;
}

pre {
    background-color: #f4f4f4;
    border: 1px solid #ddd;
    padding: 10px;
    white-space: pre-wrap;
    word-wrap: break-word;
}