This also doesn't have that issue, and it's also using a z-index: https://css-tricks.com/a-table-with-both-a-sticky-header-and-a-sticky-first-column/ https://cs

This also doesn't have that issue, and it's also using a z-index: https://css-tricks.com/a-table-with-both-a-sticky-header-and-a-sticky-first-column/ https://css-tricks.com/a-table-with-both-a-sticky-header-and...