Examine source code of Ori - Amber Theme

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Ori - Amber Theme",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "center top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(52, 57, 81, 0.42)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(132, 114, 24)",
      "tab_background_text": "rgb(185, 143, 93)",
      "toolbar_field": "rgba(49, 47, 42, 0.17)",
      "toolbar_field_text": "rgba(255, 255, 255, 0.69)",
      "tab_line": "rgb(193, 146, 42)",
      "popup": "rgba(35, 35, 35, 0.86)",
      "popup_text": "rgb(201, 140, 44)",
      "popup_border": "rgba(24, 108, 221, 0)",
      "sidebar_border": "rgb(255, 188, 0)",
      "sidebar_text": "rgb(255, 255, 255)",
      "sidebar": "rgb(54, 57, 61)",
      "tab_loading": "rgb(193, 146, 42)"
    }
  }
}