Examine source code of Blood and Grass

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Blood and Grass",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-005-f5f3cf677b1f132c75ddc7bd319dd1fc.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(27, 40, 45)",
      "toolbar_text": "rgb(143, 143, 143)",
      "frame": "rgb(0, 0, 0)",
      "tab_background_text": "rgb(140, 140, 140)",
      "toolbar_field": "rgb(0, 0, 0)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(35, 205, 179)",
      "popup": "rgb(27, 40, 45)",
      "popup_text": "rgb(140, 140, 140)",
      "button_background_active": "rgb(225, 168, 174)",
      "icons_attention": "rgb(35, 146, 205)",
      "icons": "rgb(205, 35, 61)",
      "ntp_background": "rgb(46, 46, 46)",
      "ntp_text": "rgb(198, 198, 198)",
      "sidebar_highlight_text": "rgb(35, 205, 95)",
      "sidebar_text": "rgb(143, 143, 143)",
      "sidebar": "rgb(27, 40, 45)",
      "tab_loading": "rgb(35, 146, 205)",
      "toolbar_field_highlight_text": "rgb(0, 80, 0)",
      "toolbar_field_highlight": "rgb(180, 240, 180)",
      "toolbar_field_separator": "rgb(35, 205, 95)"
    }
  }
}