/* Global page background */
html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  background-image: url('/assets/bg1.png'); /* change filename if needed */
  background-repeat: repeat;          /* or no-repeat */
  background-position: top center;
  background-attachment: fixed;        /* keeps it fixed on scroll */
  background-size: auto;               /* use cover if you want fullscreen */
}