Set the page dimensions to a specific size (e.g., 375*812), and after generating the design as HTML, when opening the exported HTML file in the Chrome browser, the page alignment quickly switches from left-aligned to centered. Please refer to the GIF below for details. (This issue does not occur when previewing directly in Axure.)

example design:mobile bug-20250731.rp (45.0 KB)
version:11.0.0.4132 (64-bit)