Graphic Overrides can be used on almost all Viewpoints, including the 3D Viewpoint.
The trick is that when you define an Override Style, most of the settings do not apply to 3D, only 2D. Only the "Surface" setting of the Override Style will apply to 3D, as it will override all surfaces of the overridden element with the Surface override defined.
Loving Archicad since 1995 - Find Archicad Tips at x.com/laszlonagy
AMD Ryzen9 5900X CPU, 64 GB RAM 3600 MHz, Nvidia GTX 1060 6GB, 500 GB NVMe SSD
2x28" (2560x1440), Windows 10 PRO ENG, Ac20-Ac28