I currently, attempt to migrate a project from v3 to v4. I found that it is hard to re-style Ionic4 components. In some cases, I have to give up Ionic4 and use Material or Primeng instead. Styling is critical important for web development. For a cross platform framework with different screen sizes …

[Ionic V4] It's hard to style Ionic web component, doesn't it?

pwespi February 20, 2019, 1:14pm 2

This has been discussed on this forum before. See e.g.:

Also the ionic docs have a full section about theming:

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