What must be considered when customizing styles within Mendix?

When customizing styles within Mendix, ensuring compatibility with various devices is crucial. This is because Mendix is designed to create applications that function across different platforms and devices, such as desktops, tablets, and smartphones. A responsive design allows the application to adapt to varying screen sizes and resolutions, providing a consistent user experience regardless of how the user accesses the app.

By focusing on device compatibility, developers can employ flexible layouts and media queries in their styles, ensuring that the application remains usable and visually appealing on different devices. This approach addresses the diverse needs of the user base and enhances accessibility, making it an important aspect of style customization in Mendix.

Other considerations like using basic CSS, following default layout guidelines, or avoiding JavaScript may have their own merits but do not directly address the need for ensuring that the application works seamlessly across various devices.