Examine source code of protech planner

{
  "name": "protech planner",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "PRO Banner.png"
    },
    "colors": {
      "frame": "rgba(231, 235, 245, 0.6)",
      "tab_background_text": "rgba(242, 233, 233, 0.64)",
      "toolbar": "rgba(240, 231, 231, 0.84)",
      "bookmark_text": "rgba(250, 245, 245, 0.82)",
      "toolbar_field": "rgba(250, 247, 247, 0.89)",
      "toolbar_field_text": "rgba(242, 242, 230, 0.91)"
    }
  }
}