{
  "group/hide-tray": {
    "orientation": "inherit",
    "drawer": {
      "transition-duration": "0.5",
      "children-class": "hide-tray-drawer",
      "transition-left-to-right": false,
      "click-to-reveal": true
    },
    "modules": ["custom/dropdown#arrow", "tray"]
  },
  "custom/dropdown#arrow": {
    "format": "<span size='large'></span> ",
    "tooltip": true,
    "tooltip-format": "Reveal tray"
    
  }
}