Jiyun Park

Do you mean the dialog like this? This looks not that narrow for me, so can you give some detailed examples and descriptions how to improve?

As @Sujin-Kim1 suggested, I tried to apply [header renderer](https://cdn.vaadin.com/vaadin-web-components/23.2.0/#/elements/vaadin-grid-filter-column%23property-headerRenderer) to vaadin-grid-filter-column for customization. However, I couldn't apply header renderer to vaadin-grid-filter-column. Unlike vaadin-grid-column, vaadin-grid-filter-column doesn't support custom header according to...