i want to make the blue swirls in this design ( http://www.behance.net/gallery/every-color-of-your-summer/218338 )
Can somebody help me out please? Maby in an little tutorial.
It's just a spiral.
Apply a thick stroke with rounded caps. Then set the opacity of the stroke (and only the stroke) to 0
Then select knockout group for the object (also transparency panel).
See manual for details.
Oh and I forgot: apply a blue fill to the spiral.
Thanks for the quick help. But is it maby possible to take some printscreen.
i selected the spiral and apply the thick stroke with rounded caps. (opacity is 0)
i have no knockout group in the transparency panel..
The technique is basically this: