/* main.css */
body, html {
    margin: 0;
    padding: 0;
    height: 100%;
    display: flex;
    flex-direction: column;
    font-family: Arial, sans-serif;
}

header, #intro-section {
    padding: 20px;
    max-width: 900px;
    margin: 0 auto;
}

#container {
    display: flex;
    flex-grow: 1;
    overflow: hidden;
}

#editor-pane, #preview-pane {
    width: 50%;
    overflow: auto;
    padding: 20px;
}

#editor-pane {
    background-color: #f4f4f4;
    border-right: 1px solid #ddd;
}

#preview-pane {
    background-color: #ffffff;
}

#preview-frame {
    width: 100%;
    height: 100%;
    border: none;
}

.button {
    display: inline-block;
    padding: 10px 20px;
    background-color: #007bff;
    color: #ffffff;
    text-decoration: none;
    font-size: 16px;
    border-radius: 5px;
    text-align: center;
    margin-top: 20px;
}

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