How to use my css theme in preview?

[holy_knight]

I have made my css theme of site but when I do preview in admin part I get default theme. How to put my css theme in preview? Any help is good.

[lollipop27]

did you upload it to admin/themes/xxx??

then you still have to change the global setting to use xxx theme and the settings of your personal acount to use xxx theme...

[holy_knight]

Yes I forget to do that . Now is all ok. Thanks.