Examine source code of 2048 Neon Material

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "2048 Neon Material",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-031-9570e8d1f7a5f835c92e764693337f43.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(29, 56, 79, 0.8)",
      "toolbar_text": "rgb(207, 207, 31)",
      "frame": "rgb(73, 79, 83)",
      "tab_background_text": "rgb(168, 173, 183)",
      "toolbar_field": "rgba(0, 0, 0, 0.29)",
      "toolbar_field_text": "rgb(251, 131, 170)",
      "tab_line": "rgb(210, 101, 255)",
      "popup": "rgba(29, 56, 79, 0.89)",
      "popup_text": "rgb(251, 131, 170)",
      "button_background_active": "rgb(210, 101, 255)",
      "popup_border": "rgba(79, 255, 4, 0.93)",
      "sidebar_border": "rgba(79, 255, 4, 0.93)",
      "tab_loading": "rgba(79, 255, 4, 0.93)",
      "tab_selected": "rgba(29, 62, 79, 0.8)",
      "tab_text": "rgb(251, 131, 170)",
      "toolbar_field_border_focus": "rgba(79, 255, 4, 0.93)",
      "toolbar_field_focus": "rgb(73, 79, 83)",
      "toolbar_field_highlight": "rgb(0, 0, 0)",
      "toolbar_field_separator": "rgb(0, 0, 0)",
      "toolbar_field_text_focus": "rgb(251, 131, 170)",
      "toolbar_top_separator": "rgb(34, 25, 77)",
      "toolbar_vertical_separator": "rgb(34, 25, 77)"
    }
  }
}