Hi Wolfgang,
Thank you for your help, it works fine.
Fabrice

2015-09-08 20:24 GMT+02:00 Wolfgang Schuster <schuster.wolfgang@gmail.com>:

> Fabrice Couvreur <fabrice1.couvreur@gmail.com>
> 8. September 2015 18:29
> Hi,
> @Otared I accept your answer until I can not fix my code, thank you.
>
> A better solution is to increase the space before each environment because
> the part of the title which sticks out of the box does not exist for TeX.
>
> Changing the before value to “before={\blank[line,halfline]}” should be
> enough.
>
> @Woffgang  I have to change the code (how ?) because I realize that the
> text of the second environment exceeds the frame (if you draw it).
>
> Add
>
>     maxwidth=\availablehsize,
>
> to your column setup.
>
> Wolfgang
>
>
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