bootstrap tooltip css is not the same as the official example - Stack Overflow
GitHub - andreivictor/bootstrap-tooltip-custom-class: Extends Bootstrap Tooltips and Popovers by adding custom classes. Available for Bootstrap 3 and Bootstrap 4.
React Bootstrap Outlined Tooltip Style/CSS - DEV Community
Bootstrap tooltip - YouTube
Tooltips · Bootstrap v5.0
Tooltip bubble arrow is not properly centered with bootstrap 4 · Issue #3940 · valor-software/ngx-bootstrap · GitHub