Examine source code of Retro Console Dark (Red)

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Retro",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-011-d53e0d0d1538ed554a90e056a2f04eca.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(44, 41, 41)",
      "toolbar_text": "rgb(225, 212, 212)",
      "frame": "rgb(193, 193, 193)",
      "tab_background_text": "rgb(5, 4, 4)",
      "toolbar_field": "rgb(53, 53, 53)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(174, 36, 36)",
      "popup": "rgb(53, 53, 53)",
      "popup_text": "rgb(225, 212, 212)",
      "tab_background_separator": "rgba(0, 0, 0, 0.64)",
      "tab_selected": "rgb(206, 59, 59)",
      "tab_text": "rgb(255, 255, 255)",
      "toolbar_field_separator": "rgb(255, 71, 71)",
      "toolbar_top_separator": "rgba(66, 66, 66, 0.75)",
      "toolbar_vertical_separator": "rgb(206, 59, 59)",
      "tab_loading": "rgb(174, 36, 36)"
    }
  }
}