Examine source code of SharpTail

{
  "name": "SharpTail",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "header3.png"
    },
    "colors": {
      "frame": "rgba(192, 218, 237, 1)",
      "tab_background_text": "rgba(130, 69, 8, 1)",
      "toolbar": "rgba(255, 162, 0, 0.16)",
      "bookmark_text": "rgba(139, 196, 240, 1)",
      "toolbar_field": "rgba(255, 226, 138, 0.3)",
      "toolbar_field_text": "rgba(255, 200, 105, 1)",
      "tab_line": "rgba(255, 255, 255, 1)"
    }
  }
}