Hallo 0815 (einfallsreicher Name :P),
Ehm, das Einfachste wäre, dass du einfach im Editor in "Html" wechselst und dort schreibst:
<div id="divvariante1" >
[nggallery id=4]
</div>
und im css gibts dann einmal
[COLOR=#000000][COLOR=#007700]#divvariante1 .[/COLOR][COLOR=#0000BB]ngg[/COLOR][COLOR=#007700]-[/COLOR][COLOR=#0000BB]album [/COLOR][COLOR=#007700]{
[/COLOR][COLOR=#0000BB]height[/COLOR][COLOR=#007700]: [/COLOR][COLOR=#0000BB]100[/COLOR][COLOR=#007700]%;
[/COLOR][COLOR=#0000BB]padding[/COLOR][COLOR=#007700]: [/COLOR][COLOR=#0000BB]5px[/COLOR][COLOR=#007700];
[/COLOR][COLOR=#0000BB]margin[/COLOR][COLOR=#007700]-[/COLOR][COLOR=#0000BB]bottom[/COLOR][COLOR=#007700]: [/COLOR][COLOR=#0000BB]5px[/COLOR][COLOR=#007700];
[/COLOR][COLOR=#0000BB]border[/COLOR][COLOR=#007700]: [/COLOR][COLOR=#0000BB]1px solid [/COLOR][COLOR=#FF8000]#fff;
[/COLOR][COLOR=#007700]}[/COLOR][/COLOR]
und
[COLOR=#000000][COLOR=#007700]#divvariante2 .[/COLOR][COLOR=#0000BB]ngg[/COLOR][COLOR=#007700]-[/COLOR][COLOR=#0000BB]album [/COLOR][COLOR=#007700]{
[/COLOR][COLOR=#0000BB]height[/COLOR][COLOR=#007700]: [/COLOR][COLOR=#0000BB]100[/COLOR][COLOR=#007700]%;
[/COLOR][COLOR=#0000BB]padding[/COLOR][COLOR=#007700]: [/COLOR][COLOR=#0000BB]5px[/COLOR][COLOR=#007700];
[/COLOR][COLOR=#0000BB]margin[/COLOR][COLOR=#007700]-[/COLOR][COLOR=#0000BB]bottom[/COLOR][COLOR=#007700]: [/COLOR][COLOR=#0000BB]5px[/COLOR][COLOR=#007700];
[/COLOR][COLOR=#0000BB]border[/COLOR][COLOR=#007700]: [/COLOR][COLOR=#0000BB]1px solid [/COLOR][COLOR=#FF8000]#fff;
[/COLOR][COLOR=#007700]}[/COLOR][/COLOR]