Examine source code of Midnight Cherry Blossom

{
  "manifest_version": 2,
  "version": "1.1",
  "name": "Midnight Cherry Blossom 1.1",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "center center"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(7, 7, 49, 0.41)",
      "toolbar_text": "rgb(193, 84, 112)",
      "frame": "rgb(7, 7, 49)",
      "tab_background_text": "rgb(238, 66, 102)",
      "toolbar_field": "rgba(7, 7, 49, 0.96)",
      "toolbar_field_text": "rgba(251, 173, 134, 0.92)",
      "tab_line": "rgb(193, 84, 112)",
      "popup": "rgba(193, 84, 112, 0.91)",
      "popup_text": "rgb(255, 255, 255)",
      "button_background_active": "rgba(193, 84, 112, 0.45)",
      "button_background_hover": "rgba(251, 173, 134, 0.35)",
      "icons_attention": "rgb(238, 66, 102)",
      "icons": "rgba(251, 173, 134, 0.92)",
      "popup_border": "rgba(251, 173, 134, 0.92)",
      "sidebar_border": "rgba(7, 7, 49, 0.41)",
      "sidebar_highlight_text": "rgb(249, 249, 253)",
      "sidebar_highlight": "rgba(248, 112, 140, 0.23)",
      "sidebar_text": "rgba(251, 173, 134, 0.92)",
      "sidebar": "rgb(7, 7, 49)",
      "tab_selected": "rgba(7, 7, 49, 0.19)",
      "tab_text": "rgba(251, 173, 134, 0.92)",
      "toolbar_bottom_separator": "rgba(7, 7, 49, 0.41)",
      "toolbar_field_highlight_text": "rgba(251, 173, 134, 0.92)",
      "toolbar_field_highlight": "rgba(248, 112, 140, 0.23)",
      "toolbar_top_separator": "rgba(7, 7, 49, 0.41)",
      "tab_loading": "rgb(193, 84, 112)"
    }
  }
}