Template:Navi

<style> .copy-button {

 background-color: #4CAF50; /* Verde */
 color: white;
 padding: 10px 20px;
 border: none;
 border-radius: 4px;
 cursor: pointer;

}

.copy-notification {

 display: none;
 position: absolute;
 top: -30px;
 right: 0;
 background-color: #4CAF50;
 color: white;
 padding: 5px 10px;
 border-radius: 4px;
 opacity: 0;
 transition: opacity 0.3s ease-in-out;

}

.copy-button:hover + .copy-notification {

 display: block;
 opacity: 1;

} </style>

 <button class="copy-button" onclick="navigator.clipboard.writeText('Template:CONTENIDO'); this.innerText = 'Copiado!'; this.nextElementSibling.innerText = '¡Copiado con éxito!';">Click aquí para copiar</button>
 
 Template:CONTENIDO