Examine source code of Ansira 001 - Default

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#343434"
    }
  },
  "version": "2.0",
  "name": "Ansira 001 - Default",
  "manifest_version": 2,
  "description": "A simple theme for in-house use; modified specifically to accommodate a 1280px wide browser setting"
}