Modern Guest Bathroom with Timeless Marble Details. This guest bathroom renovation combines clean modern design with timeless finishes to create a bright, welcoming space that’s both stylish and highly functional. A sleek vanity anchors the room with a crisp quartz countertop and integrated undermount sink, paired with contemporary fixtures for a polished, streamlined look. The illuminated mirror enhances both task lighting and ambiance, adding a subtle modern touch. The tub and shower area features large-format, marble-look wall tile that delivers elegance and durability while keeping the space feeling open and refined. Brushed nickel fixtures complement the neutral palette, offering a cohesive finish throughout the bathroom. Thoughtful material selection and precise installation result in a refreshed guest bathroom that balances everyday practicality with understated sophistication—perfect for long-term use and guest comfort.