html {
    display: flex;
    align-items: center;
    justify-content: center;
    background-image: url(https://mail.jombangkab.go.id/webmail/skins/elastic/images/bg-img.jpg);
    background-size: cover;
    background-position: center center;
}

html.dark-mode {
    background-image: url(https://mail.jombangkab.go.id/webmail/skins/elastic/images/bg-img-overlay.jpg);
}

.task-login {
    width: auto;
    height: auto;
    padding: 40px;
    box-shadow: 0 0 15px rgba(0, 0, 0, .75);
    border-radius: 8px;
}

.task-login #logo {
    top: 0;
    margin-bottom: 40px;
}

#login-form {
    top: 0;
}