sentences:  Sklaroff's early works were primarily representational views of cityscapes and landscapes with a focus on the relationship between negative space, complementary colors, and the contrast between light and dark.Her work from the World Trade Center, in the winter of 1999, used the vertical format of the windows to frame her views of the city.More recent works, while still exploring these themes, have included greater detail and more prominently feature scenes including figures and rooftops.