Examine source code of dark frost

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "dark frost",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "left top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(63, 60, 58, 0.2)",
      "toolbar_text": "rgb(255, 207, 0)",
      "frame": "rgb(25, 25, 24)",
      "tab_background_text": "rgb(255, 193, 0)",
      "toolbar_field": "rgb(43, 44, 44)",
      "toolbar_field_text": "rgb(255, 214, 0)",
      "tab_line": "rgba(0, 255, 241, 0.5)",
      "popup": "rgb(54, 57, 57)",
      "popup_text": "rgb(208, 208, 208)",
      "ntp_background": "rgb(63, 60, 58)",
      "ntp_text": "rgb(245, 245, 245)",
      "toolbar_field_border_focus": "rgba(0, 255, 241, 0.5)",
      "toolbar_field_border": "rgba(0, 255, 241, 0.5)",
      "toolbar_field_focus": "rgb(43, 44, 44)",
      "toolbar_field_highlight_text": "rgb(255, 152, 0)",
      "toolbar_field_highlight": "rgb(29, 124, 151)",
      "toolbar_field_text_focus": "rgb(255, 214, 0)",
      "toolbar_top_separator": "rgba(227, 0, 255, 0)",
      "tab_loading": "rgba(0, 255, 241, 0.5)"
    }
  }
}