Here are some design notes when it comes to modern pergola designs. The most common pergola design is to have decorative and somewhat rounded ends on the beam. The easiest way of creating a more modern pergola is to do away with the decorative ends.
MillHill Terrace - modern - patio - sydney - by ANNA CARIN Design-wood and concrete deck to denote separate areas. Space between deck and wall for planting beds. Mirror along background wall for an illusion of space. Cupboard in far right