@media only screen and (max-width: 480px) {
  .hero-noslip {
    background-image: url("/assets/IMG/MUST/no-slip/HERO-NO-SLIP-MOBILE.webp");
  }

  .hero-floor-preparation {
    background-image: url("/assets/IMG/MUST/floor-preparation/HERO-FLOOR-PREPARATION-MOBILE.webp");
  }

  .hero-design {
    background-image: url("/assets/IMG/MUST/deisgn-floor/HERO\ -\ DESIGN\ FLOOR\ -\ MOBILE.webp");
  }
}