JSFiddle - React, Tailwind, and code Playground

HTML

<input id=name>
<div id=container></div>

CSS

#container > span {
    display: inline-block;
}
#container > span:nth-of-type(even) {
    color: purple;
    -webkit-transform: rotate(180deg);
    -moz-transform: rotate(180deg);
    -ms-transform: rotate(180deg);
    transform: rotate(180deg);
}

JavaScript

$('#name').keyup(function () {
    'use strict';

    $('#container').empty();
    $(this).val().split('').forEach(function (v) {
        $('#container').append('<span>' + v + '</span>');
    });

});