#nivel_seguridad_clave{
    height: 10px;
    width: 100%;
    background-color: #e0e0e0;
    margin-top: 5px;
    border-radius: 5px;
    overflow: hidden;
}

#barra {
    height: 100%;
    width: 0%;
    transition: width 0.3s;
}

.rojo {
    background-color: red;
}

.naranja {
    background-color: orange;
}

.verde {
    background-color: green;
}