Examine source code of spring sakura blossom

{
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  "version": "1.0",
  "name": "sakura saku",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(244, 195, 196)",
      "toolbar_text": "rgb(140, 89, 87)",
      "frame": "rgb(140, 89, 87)",
      "tab_background_text": "rgb(0, 0, 0)",
      "toolbar_field": "rgb(71, 0, 36)",
      "toolbar_field_text": "rgb(244, 195, 196)",
      "tab_line": "rgb(243, 223, 223)",
      "popup": "rgb(243, 223, 223)",
      "popup_text": "rgb(0, 0, 0)",
      "button_background_hover": "rgb(243, 223, 223)",
      "frame_inactive": "rgb(244, 195, 196)",
      "icons_attention": "rgb(140, 89, 87)",
      "ntp_background": "rgb(71, 0, 36)",
      "ntp_text": "rgb(244, 195, 196)",
      "popup_highlight_text": "rgb(244, 195, 196)",
      "popup_highlight": "rgb(71, 0, 36)",
      "sidebar_highlight_text": "rgb(244, 195, 196)",
      "sidebar_text": "rgb(71, 0, 36)",
      "tab_text": "rgb(0, 0, 0)",
      "toolbar_field_border": "rgb(244, 195, 196)",
      "toolbar_field_highlight_text": "rgb(244, 195, 196)",
      "toolbar_field_text_focus": "rgb(244, 195, 196)",
      "tab_loading": "rgb(243, 223, 223)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{8975aa87-7539-4830-b44e-aa0925fcab65}"
    }
  }
}