Modern Design Style First in France Before WWI

This page is the CodyCross answer for the clue below from Ancient Egypt, Group 182, Puzzle 2 (Casing Stones).

Question is: Modern Design Style First in France Before WWI

and the answer is: ARTDECO

Word Meaning:

ART DECO — Alternative letter-case form of Art Deco.

Definitions from Wiktionary.