Examine source code of Tu nombre

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Tu nombre",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(255, 255, 255, 0)",
      "toolbar_text": "rgba(255, 255, 255, 0.54)",
      "frame": "rgb(196, 157, 255)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgba(25, 29, 60, 0)",
      "toolbar_field_text": "rgb(0, 0, 0)",
      "tab_line": "rgba(205, 35, 185, 0)",
      "popup": "rgba(36, 41, 115, 0.73)",
      "popup_text": "rgb(255, 255, 255)",
      "button_background_active": "rgb(41, 49, 119)",
      "frame_inactive": "rgb(126, 130, 173)",
      "tab_loading": "rgba(205, 35, 185, 0)"
    }
  }
}