impl Component for App {
  ...
  fn view(&self) -> Html {
        html! {
            <div class="col max-w-sm bg-white shadow-md rounded-lg px-8 pt-6 pb-4 mb-4 flex flex-col">
                <h1 class="title font-bold text-3xl text-center text-gray-800"><span>{"The "}</span><span class="text-green-600">{"Yew"}</span><span>{"plicator!"}</span></h1>
                <section>
                    <form class="mt-6">
                        <label class="block text-gray-700 text-sm font-bold mb-2" for="textInput">{"Write me ✏️"}</label>
                        <input class="shadow appearance-none border rounded w-full py-2 px-3 mb-4 text-gray-700 leading-tight focus:outline-none focus:shadow-outline" id="textInput" type="text" oninput=self.link.callback(|e: InputData| Msg::DuplicateText(e)) />
                    </form>
                </section>
                <section class="col max-w-sm bg-white shadow-md rounded-lg px-8 pt-6 pb-4 mb-4">
                    <textarea class="textarea" value={self.text.clone()}/>
                </section>
            </div>
        }
    }
}