body.swal2-height-auto {
    height: 100vh!important;
}

body {
    background-image: url(../img/fondoLogin.jpg);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    height: 100vh;
    overflow: hidden;
    position: relative;
    margin: 0;
    color: #fff;
}

body::before {
    content: '';
    position: absolute;
    width: 100%;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: -1;
}

.contenido {
    position: relative;
    display: flex;
    height: 100%;
    justify-content: center;
    align-items: center;
}

.formulario {
    background: rgba(255, 255, 255, 0.95);
    padding: 20px;
    border-radius: 15px;
    width: 400px;
    text-align: center;
}

.formulario h3 {
    text-align: center;
    color: #000;
}


.brand-link{text-align: center;}
img.brand-image {float: none !important;margin: 0 auto;text-align: center;display: block;}