* {
    padding: 0;
    margin: 0;
}

body {
    background-image: url('../img/fondo.jpg');
    background-attachment: fixed;
    background-size: cover;
}

.cuerpo {
    overflow-x: hidden;
    width: 100%;
    min-height: 100vh;
    padding: 0;
    display: flex;
    justify-content: center;
    vertical-align: middle;
    flex-direction: column;
    align-items: center;
}

#errores {
    color: #030303;
}

.cardlogin {
    margin-top: 5%;
    margin-bottom: 5%;
    width: 90%;
}

.logopagina {
    width: 10%;
    display: block;
    margin: auto;
}

.cardlogin form {
    padding: 3%;
}

.card-body {
    padding-top: 0;
}

.card {
    background-color: rgba(255, 255, 255, .9);
}

@media (max-width: 600px) {
    .cardlogin {
        width: 90%;
    }

    .logopagina {
        width: 90%;
    }
}