/* Visible at first loading steps */
html.bg {
    /* height: '100dvh'; */ 
    min-height: 100dvh; /* dynamic viewport height */
    /* background: url("bg_degrade.png") repeat-x; TODO remove*/
    background-color: black;
}
/* If necessary */
/* @media screen and (min-width: 600px) {
    html.bg {
        background: url("https://assessment.twegos.com/images/bg_degrade.png") repeat-x;
    }
} */