JSFiddle - React, Tailwind, and code Playground

HTML

<h3>Aperte tab</h3>
<input type="text" autofocus><br>
<input type="text" class="v"> &larr; visibility:hidden<br>
<input type="text" class="o"> &larr; opacity:0;<br>

CSS

.v{
    visibility:hidden;
}
.o{
    opacity:0;
}

*:focus{ /* teste de foco */
    opacity:1;
    visibility:visible;
}