Examine source code of Glassrift

{
  "manifest_version": 2,
  "name": "Glassrift",
  "version": "1.0",
  "description": "a dark teal and deep blue abstract theme",
  "browser_specific_settings": {
    "gecko": {
      "id": "glassrift@mytheme",
      "strict_min_version": "68.0"
    }
  },
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#081420",
      "frame_inactive": "#0c1828",
      "tab_background_text": "#3a8090",
      "tab_selected": "#102030",
      "tab_line": "#00c0d8",
      "tab_loading": "#00c0d8",
      "tab_text": "#a0e8f0",
      "toolbar": "#0c1c2c",
      "toolbar_text": "#90d8e8",
      "toolbar_field": "#102430",
      "toolbar_field_text": "#b0eef8",
      "toolbar_field_border": "#1a3848",
      "toolbar_field_focus": "#142c3c",
      "toolbar_field_text_focus": "#d0f8ff",
      "toolbar_field_border_focus": "#00c0d8",
      "toolbar_top_separator": "#040c10",
      "toolbar_bottom_separator": "#040c10",
      "toolbar_vertical_separator": "#102430",
      "icons": "#00b0c8",
      "icons_attention": "#00d0e8",
      "button_background_hover": "#142c3c",
      "button_background_active": "#1a3848",
      "popup": "#0c1c2c",
      "popup_text": "#90d8e8",
      "popup_border": "#1a3848",
      "popup_highlight": "#142c3c",
      "popup_highlight_text": "#d0f8ff",
      "sidebar": "#081420",
      "sidebar_text": "#489098",
      "sidebar_highlight": "#142c3c",
      "sidebar_highlight_text": "#d0f8ff",
      "sidebar_border": "#102430",
      "ntp_background": "#081420",
      "ntp_text": "#90d8e8"
    }
  },
  "icons": {
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png"
  }
}