[TYPO3-core] RFC: Fix bug #6548 - FE: "Preview" Label is not styleable

[Tapio Markula]

Benjamin Mack
> I can agree with changing the position to "absolute". BUT:
> 
> a) We need to add default styles, and we can only do this through 
> inlinestyles without making too much noise about this small thing

you don't need inline styles.

I noticed that you can put styles into HEAD part of page defining styles 
inside the function extSaveFeAdminConfig()

function extSaveFeAdminConfig() {

$GLOBALS['TSFE']->additionalHeaderData['fe_edit_css'] .=
...