Examine source code of Cool Kids Table

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Cool Kids Table",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(4, 217, 118)",
      "toolbar_text": "rgb(50, 50, 50)",
      "frame": "rgb(5, 57, 89)",
      "tab_background_text": "rgb(233, 233, 233)",
      "toolbar_field": "rgb(255, 255, 255)",
      "toolbar_field_text": "rgb(5, 57, 89)",
      "tab_line": "rgba(0, 255, 200, 0.69)",
      "popup": "rgb(5, 57, 89)",
      "popup_text": "rgb(255, 255, 255)",
      "frame_inactive": "rgb(5, 44, 68)",
      "ntp_background": "rgb(5, 57, 89)",
      "popup_border": "rgb(4, 217, 118)",
      "sidebar_highlight": "rgb(5, 57, 89)",
      "sidebar_text": "rgb(4, 217, 118)",
      "tab_loading": "rgba(0, 255, 200, 0.69)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{dd16f9bb-d283-4d16-af9b-24cc3ce33b8e}"
    }
  }
}