To cite package ‘hover’ in publications use:

Littlefield T (2021). hover: CSS Animations for 'shiny' Button Elements. R package version 0.1.1, https://github.com/r4fun/hover.

Corresponding BibTeX entry:

  @Manual{,
    title = {hover: CSS Animations for 'shiny' Button Elements},
    author = {Tyler Littlefield},
    year = {2021},
    note = {R package version 0.1.1},
    url = {https://github.com/r4fun/hover},
  }