Examine source code of KTM- orange theme

{
  "theme": {
    "images": {
      "theme_frame": "Kopfteilfirefox.jpg"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#ff4917"
    }
  },
  "version": "2.0",
  "name": "KTM- orange theme",
  "manifest_version": 2,
  "description": "the theme for all KTM motosport lovers. All rights to KTM Power Sports. its a fanwork"
}