body{
    background-color: darkslategrey;
    color: white;
    text-align: center;
}
.contenedor{
    display: flex;
    flex-direction: column;
    align-items: center;
    border: 1px solid black;
    background-color: darkgray;
    color: black;
    margin: auto;
    padding: 20px;
    max-width: 200px;
}
#error{
    background-color: red;
    color: black;
    text-align: center;
}
.boton{
    background-color: turquoise;
    font-style: italic;
    font-weight: bold;
    border: none;
    border-radius: 5px;
    }