Examine source code of By the Beach

{
  "manifest_version": 2,
  "version": "2.0",
  "name": "By the Beach",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-012-1e971c5fbb8dec3acbd76dd6c6819de9.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(223, 218, 170)",
      "toolbar_field": "rgb(250, 255, 221)",
      "toolbar_field_text": "rgb(0, 90, 8)",
      "tab_line": "rgb(255, 255, 0)",
      "popup": "rgb(223, 218, 170)",
      "popup_text": "rgb(0, 80, 90)",
      "tab_loading": "rgb(255, 255, 0)",
      "bookmark_text": "rgb(0, 90, 8)",
      "frame": "rgb(0, 209, 255)",
      "tab_background_text": "rgb(255, 255, 0)"
    }
  }
}