Re: [css-writing-modes] proposed 'writing-mode:sideways-*' values: effect on computed value of 'display'

On Fri, Aug 21, 2015 at 4:55 AM, Jonathan Kew <> wrote:

> The current Writing Modes draft says:
> # If a box has a different block flow direction than its containing block:
> #
> #    If the box has a specified display of inline, its display computes to
> inline-block. [CSS21]
> #    If the box has a specified display of run-in, its display computes to
> block. [CSS21]
> #    If the box is a block container, then it establishes a new block
> formatting context.
> How (if at all) will this change if the proposal to introduce
> writing-mode:sideways-lr and sideways-rl values is adopted?
> I'm assuming we'll go for something along the lines of:
> # If a box has a different computed value for writing-mode than its
> containing block, .....
> so that in an example like:
>   <div style="writing-mode:vertical-lr">Hello World
>     <span style="writing-mode:sideways-lr">foo bar</span>
>   </div>
> the <span>'s display will compute to 'inline-block' rather than 'inline'.
> Is this correct?

I agree, and I agree the text should change to as proposed to clarify that.


Received on Friday, 21 August 2015 15:23:20 UTC