JSFiddle - React, Tailwind, and code Playground
HTML
<form action="paginas/login.php">
<p id="log">Usuário: </p> <input id="cmpG" type="text" name="usuario"/>
<p id="log">Senha: </p> <input id="cmpG" type="password" name="senha" size=8 maxlength=8/>
<p id="log">A senha deve conter 08 caracteres (alfanumerico)</p>
<!-- Barra de botões -->
<div id="barra">
<input class="bnt" type="submit" value ="Login" formaction="paginas/login.php"/>
<input class="bnt" type="submit" value ="Cadastrar" formaction="paginas/cadastro.php"/>
<input class="bnt" type="reset" value="Limpar"/>
</div>
</form>
CSS
img{
border: 2px solid black;
}