Motif

motif [ moh-TEEF ]
[ noun ]

MEANING :
1. a recurrent theme in an artistic or literary work
2. a distinctive and recurring shape appearing in a design
3. a dominant concept, feature or central idea

USAGE EXAMPLE 1 :
The decorative motif on the curtains was very eye-catching.

USAGE EXAMPLE 2 :
Journalists shown around the compound earlier this week noted cushions emblazoned with diamante skulls, and walls decorated with a flame motif.