body {

    background: url(/images/kletka.png)!important;
}
.contact {margin-left: 10%;}

.back-to-top-link {
  color: var(--cassiopeia-color-primary, hsl(170deg, 70%, 40%));
  border: 1px solid var(--cassiopeia-color-primary, hsl(170deg, 70%, 40%)); 
}