JSFiddle - React, Tailwind, and code Playground
HTML
<div id="import">
</div>
CSS
.hidden {display: none;}
JavaScript
function firstThing (){
var dfd = new jQuery.Deferred();
$('#import').text("Importing...").append("<img src='http://www.placehold.it/425x240&text=Best' class='hidden' />");
$('#import img').removeClass("hidden");
dfd.resolve();
}
$.when( firstThing() ).then(
setTimeout(function(){
$("#import").fadeOut(5000);
}, 3000)
)