.login_shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    box-sizing: border-box;
}

.login_tarjeta {
    width: 100%;
    max-width: 22rem;
    align-items: stretch;
}

.login_logo {
    width: 4.5rem;
    height: 4.5rem;
    object-fit: contain;
    align-self: center;
    border-radius: 0.6rem;
}

.login_titulo {
    text-align: center;
    font: 700 1.05rem "Ubuntu", sans-serif;
    margin: 0;
}

.login_subtitulo {
    text-align: center;
    font: 400 0.78rem "Ubuntu", sans-serif;
    color: var(--texto_menor_enfasis);
    margin: -0.4rem 0 0.4rem;
}

.login_tema_btn {
    position: fixed;
    top: 1rem;
    right: 1rem;
}