Examine source code of RAMMSTEIN

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "RAMMSTEIN",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "left top"
      ],
      "additional_backgrounds_tiling": [
        "repeat-y"
      ]
    },
    "colors": {
      "toolbar": "rgba(48, 14, 124, 0.29)",
      "toolbar_text": "rgb(56, 230, 47)",
      "frame": "rgb(7, 4, 4)",
      "tab_background_text": "rgb(247, 255, 57)",
      "toolbar_field": "rgba(5, 5, 4, 0.45)",
      "toolbar_field_text": "rgb(152, 210, 255)",
      "tab_line": "rgb(69, 255, 212)",
      "popup": "rgb(0, 0, 0)",
      "popup_text": "rgb(192, 250, 64)",
      "button_background_active": "rgba(63, 190, 248, 0.31)",
      "ntp_background": "rgb(0, 0, 0)",
      "tab_loading": "rgb(69, 255, 212)"
    }
  }
}