Examine source code of Samura m

{
  "name": "Samura m",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "333.jpg"
    },
    "colors": {
      "frame": "rgba(179, 183, 194, 1)",
      "tab_background_text": "rgba(0, 0, 0, 1)",
      "toolbar": "rgba(79, 71, 71, 0)",
      "bookmark_text": "rgba(122, 102, 101, 0.51)",
      "toolbar_field": "rgba(196, 158, 157, 0.33)",
      "toolbar_field_text": "rgba(71, 33, 33, 1)",
      "tab_line": "rgba(74, 27, 27, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{cad79e35-05d6-44d0-9223-dac59dd600c5}"
    }
  }
}