{
  "params": {
    "size": {
      "type": "range",
      "min": 0.15,
      "max": 1,
      "step": 0.05,
      "default": 0.35,
      "label": "Size",
      "describe": "Width of the bottom box in metres. 0.15 is a small jewellery box, 1 a huge present. Stacked boxes get smaller going up."
    },
    "paper": {
      "type": "choice",
      "options": [
        "red",
        "green",
        "blue",
        "gold",
        "white",
        "purple"
      ],
      "default": "red",
      "label": "Paper",
      "describe": "Wrapping paper colour of the bottom box: red, green, blue, gold, white or purple. Stacked boxes take the next colours along so a stack looks mixed."
    },
    "ribbon": {
      "type": "choice",
      "options": [
        "gold",
        "silver",
        "red",
        "white",
        "green"
      ],
      "default": "gold",
      "label": "Ribbon",
      "describe": "Colour of the ribbon and bow: gold, silver, red, white or green."
    },
    "pattern": {
      "type": "choice",
      "options": [
        "plain",
        "stripes",
        "checks"
      ],
      "default": "stripes",
      "label": "Pattern",
      "describe": "Print on the paper: plain, stripes (pale vertical bands) or checks (a two-tone chequer)."
    },
    "stack": {
      "type": "range",
      "min": 1,
      "max": 3,
      "step": 1,
      "default": 1,
      "label": "Stack",
      "describe": "How many presents are piled up, 1 to 3. Each box above is smaller and turned a little; only the top one carries the bow and the opening lid."
    }
  },
  "presets": {
    "birthday stack": {
      "stack": 3,
      "paper": "blue",
      "ribbon": "gold",
      "pattern": "checks"
    },
    "snow white parcel": {
      "paper": "white",
      "ribbon": "red",
      "pattern": "plain",
      "size": 0.45
    },
    "tiny gold box": {
      "paper": "gold",
      "ribbon": "silver",
      "pattern": "plain",
      "size": 0.18
    }
  },
  "night": null
}