from qt_material import apply_stylesheet import sys from PySide6.QtWidgets import QApplication, QPushButton app = QApplication(sys.argv) apply_stylesheet(app, theme='dark_teal.xml') # Instantly themes the whole app Use code with caution. For C++ (Loading a .qss file)
You can find pre-made styles on several community hubs. Most are open-source and free for personal or commercial use under permissive licenses: download qt style
: Use QPushButton { background-color: #333; } to change all buttons. download qt style
Once you have found a style you like (usually a .qss file), follow these steps to integrate it. For Python (PySide6 / PyQt6) download qt style