{
    "font_family": "Arial, sans-serif",
    "font_size": "12px",
    "title_color": "#2c3e50",
    "header_background": "#f2f2f2",
    "group_background": "#e9e9e9",
    "border_color": "#dddddd",
    "severity_colors": {
        "Info": "#ffffff",
        "Success": "#e8f5e9",
        "Warning": "#fff4d6",
        "Error": "#ffe6e6",
        "Critical": "#ffcdd2"
    }
}