proc cssAngleToString(v: Value): string {....raises: [ValueError], tags: [],
    forbids: [].}

proc cssFlexToString(v: Value): string {....raises: [ValueError], tags: [],
    forbids: [].}

proc cssResolutionToString(v: Value): string {....raises: [ValueError], tags: [],
    forbids: [].}

proc cssSizeToString(v: Value): string {....raises: [ValueError], tags: [],
    forbids: [].}

proc cssTimeToString(v: Value): string {....raises: [ValueError], tags: [],
    forbids: [].}

proc initCssTypes(script: Script; systemModule: Module): Module {.
    ...raises: [KeyError, CodeGenError, ValueError], tags: [], forbids: [].}

proc newCssAngle(s: string): Value {....raises: [ValueError], tags: [], forbids: [].}

proc newCssAngleRaw(val: float; unit: string): Value {....raises: [], tags: [],
    forbids: [].}

proc newCssFlex(s: string): Value {....raises: [ValueError], tags: [], forbids: [].}

proc newCssResolution(s: string): Value {....raises: [ValueError], tags: [],
    forbids: [].}

proc newCssSize(s: string): Value {....raises: [ValueError], tags: [], forbids: [].}

proc newCssSizeRaw(val: float; unit: string): Value {....raises: [], tags: [],
    forbids: [].}

proc newCssTime(s: string): Value {....raises: [ValueError], tags: [], forbids: [].}

proc newCssTimeRaw(val: float; unit: string): Value {....raises: [], tags: [],
    forbids: [].}