Examine source code of dark_gradient_flowers

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "dark_gradient_flowers",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg",
        "images/1.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "center center",
        "left top"
      ],
      "additional_backgrounds_tiling": [
        "repeat",
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(46, 47, 47)",
      "toolbar_text": "rgb(153, 153, 153)",
      "frame": "rgb(51, 61, 72)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgb(58, 58, 58)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(0, 159, 213)",
      "popup": "rgb(85, 85, 85)",
      "popup_text": "rgb(255, 255, 255)",
      "frame_inactive": "rgb(29, 204, 204)",
      "icons": "rgb(227, 227, 227)",
      "ntp_background": "rgb(37, 38, 38)",
      "ntp_text": "rgb(212, 221, 221)",
      "popup_highlight_text": "rgb(233, 233, 233)",
      "popup_highlight": "rgb(95, 94, 97)",
      "tab_text": "rgb(255, 246, 246)",
      "toolbar_bottom_separator": "rgb(48, 47, 47)",
      "tab_loading": "rgb(0, 159, 213)"
    }
  }
}