`inherit animationEffect`
`method target : element Js_of_ocaml__.Js.t Js_of_ocaml__.Js.opt Js_of_ocaml__.Js.prop`
`method pseudoElement : Js_of_ocaml__.Js.js_string Js_of_ocaml__.Js.t Js_of_ocaml__.Js.opt Js_of_ocaml__.Js.prop`
`method composite : Js_of_ocaml__.Js.js_string Js_of_ocaml__.Js.t Js_of_ocaml__.Js.prop`
`method getKeyframes : computedKeyframe Js_of_ocaml__.Js.t Js_of_ocaml__.Js.js_array Js_of_ocaml__.Js.t Js_of_ocaml__.Js.meth`
`method setKeyframes : 'a. 'a -> unit Js_of_ocaml__.Js.meth`