JSFiddle - React, Tailwind, and code Playground

by Yure Pereira

HTML

<form action="">

   <select requerid>
     <optgroup label="Olho direito">
       <option value="volvo">Volvo</option>
       <option value="saab">Saab</option>
     </optgroup>
     <optgroup label="Selecione">
       <option value="mercedes">Mercedes</option>
       <option value="audi">Audi</option>
     </optgroup>
   </select> 
   
   <button type="submit">Enviar</button>

 </form>