upsetjs sizing policy
upsetjsSizingPolicy(
  defaultWidth = "100%",
  defaultHeight = 400,
  padding = 0,
  browser.fill = TRUE,
  ...
)defaults to "100%" of the available width
defaults to 400px tall
defaults to 0px
defaults to TRUE
all other arguments supplied to htmlwidgets::sizingPolicy
An htmlwidgets::sizingPolicy object