Final answer:
Yves Saint Laurent was inspired by the Fauvist art movement, which influenced his designs in the early 1980s.
Step-by-step explanation:
In the early 1980s, Yves Saint Laurent was inspired by his love for art and his appreciation for different artistic movements. One of the major influences on his work during this time was the Fauvist movement, which focused on using intense colors and bold brushstrokes to evoke emotional reactions. The use of vibrant colors and expressive lines in Fauvist paintings resonated with Saint Laurent's artistic vision, and he incorporated these elements into his designs.