Answers for "how to hide body scrollbar html css"

hide scrollbar css

/* Hide scrollbar for Chrome, Safari and Opera */
.scrollbar-hidden::-webkit-scrollbar {
  display: none;
}

/* Hide scrollbar for IE, Edge add Firefox */
.scrollbar-hidden {
  -ms-overflow-style: none;
  scrollbar-width: none; /* Firefox */
}

how to remove scrollbars using javscript

body {
  overflow-y: hidden; /* Hide vertical scrollbar */
  overflow-x: hidden; /* Hide horizontal scrollbar */
}