JSFiddle - React, Tailwind, and code Playground

by Netsurfer

HTML

<form action="#" method="" post>
    <label for="my-input">Label
        <input type="number" id="my-input" />
        <span class="input-hint">Hinweis, was in das Eingabefeld rein soll</span>
    </label>
    <button type="submit">Absenden</button>
</form>

CSS

input:valid + .input-hint {
    visibility: hidden;
}