JSON map from CSS shorthand properties to their sub-properties

css-shorthand-map.json

{
  "animation": [
    "animation-name",
    "animation-duration",
    "animation-timing-function",
    "animation-delay",
    "animation-iteration-count",
    "animation-direction",
    "animation-fill-mode",
    "animation-play-state"
  ],
  "background": [
    "background-clip",
    "background-color",
    "background-image",
    "background-origin",
    "background-position",
    "background-repeat",
    "background-size",
    "background-attachment"
  ],
  "border": [
    "border-width",
    "border-style",
    "border-color"
  ],
  "border-bottom": [
    "border-bottom-width",
    "border-bottom-style",
    "border-bottom-color"
  ],
  "border-color": [
    "border-top-color",
    "border-right-color",
    "border-bottom-color",
    "border-left-color"
  ],
  "border-left": [
    "border-left-width",
    "border-left-style",
    "border-left-color"
  ],
  "border-radius": [
    "border-top-left-radius",
    "border-top-right-radius",
    "border-bottom-right-radius",
    "border-bottom-left-radius"
  ],
  "border-right": [
    "border-right-width",
    "border-right-style",
    "border-right-color"
  ],
  "border-style": [
    "border-top-style",
    "border-right-style",
    "border-bottom-style",
    "border-left-style"
  ],
  "border-top": [
    "border-top-width",
    "border-top-style",
    "border-top-color"
  ],
  "border-width": [
    "border-top-width",
    "border-right-width",
    "border-bottom-width",
    "border-left-width"
  ],
  "column-rule": [
    "column-rule-width",
    "column-rule-style",
    "column-rule-color"
  ],
  "columns": [
    "column-width",
    "column-count"
  ],
  "flex": [
    "flex-grow",
    "flex-shrink",
    "flex-basis"
  ],
  "flex-flow": [
    "flex-direction",
    "flex-wrap"
  ],
  "font": [
    "font-style",
    "font-variant",
    "font-weight",
    "font-stretch",
    "font-size",
    "line-height",
    "font-family"
  ],
  "grid": [
    "grid-template-rows",
    "grid-template-columns",
    "grid-template-areas",
    "grid-auto-rows",
    "grid-auto-columns",
    "grid-auto-flow",
    "grid-column-gap",
    "grid-row-gap",
    "column-gap",
    "row-gap"
  ],
  "grid-area": [
    "grid-row-start",
    "grid-column-start",
    "grid-row-end",
    "grid-column-end"
  ],
  "grid-column": [
    "grid-column-start",
    "grid-column-end"
  ],
  "grid-row": [
    "grid-row-start",
    "grid-row-end"
  ],
  "grid-template": [
    "grid-template-columns",
    "grid-template-rows",
    "grid-template-areas"
  ],
  "list-style": [
    "list-style-type",
    "list-style-position",
    "list-style-image"
  ],
  "margin": [
    "margin-top",
    "margin-right",
    "margin-bottom",
    "margin-left"
  ],
  "offset": [
    "offset-position",
    "offset-path",
    "offset-distance",
    "offset-anchor",
    "offset-rotate"
  ],
  "outline": [
    "outline-style",
    "outline-width",
    "outline-color"
  ],
  "overflow": [
    "overflow-x",
    "overflow-y"
  ],
  "padding": [
    "padding-top",
    "padding-right",
    "padding-bottom",
    "padding-left"
  ],
  "place-content": [
    "align-content",
    "justify-content"
  ],
  "place-items": [
    "align-items",
    "justify-items"
  ],
  "place-self": [
    "align-self",
    "justify-self"
  ],
  "text-decoration": [
    "text-decoration-line",
    "text-decoration-color",
    "text-decoration-style",
    "text-decoration-thickness"
  ],
  "transition": [
    "transition-property",
    "transition-duration",
    "transition-timing-function",
    "transition-delay"
  ]
}

this was created using the MDN docs.
specifically here https://developer.mozilla.org/en-US/docs/Web/CSS/Shorthand_properties#See_also