/* https://developer.mozilla.org/fr/docs/Web/CSS/Reference/Values/gradient/linear-gradient  */
.page-content {
  background-image:
    linear-gradient(135deg, rgba(0, 0, 0, 0.85), rgba(0, 0, 30, 0.85)),
    /* url('https://images6.alphacoders.com/101/thumb-1920-1014339.jpg'); */
    url("/static/images/background-dark.avif");
}