As a DIY contest, we installed 3D wall panels this time. It's a diamond-cut panel, and the shadows and reflections when it hits the light are very beautiful and look great. Other DIY items are a self-made wooden partition on the right wall, wall racks on both walls, and wooden footstools at the feet.

DIY a shelf that can be moved using a monitor arm👍The fourth image is a sign board that I cut out and made myself