Loading behaviors
fadeInPage : Html.Styled.Html msg
View a full-screen loading page that fades into view.
page : Html.Styled.Html msg
View a full-screen loading page.
spinning : Css.Px -> Css.Color -> Html.Styled.Html msg
spinningPencil : Nri.Ui.Svg.V1.Svg
spinningDots : Nri.Ui.Svg.V1.Svg