body {
    -ms-overflow-style: none; /* IE 10+ & old Edge */
    scrollbar-width: none; /* Firefox */
}

    body::-webkit-scrollbar {
        display: none; /* Chrome, Safari, new Edge */
    }
@media (max-width: 768px){
    * {
        -ms-overflow-style: none; /* IE 10+ & old Edge */
        scrollbar-width: none; /* Firefox */
    }

        *::-webkit-scrollbar {
            display: none; /* Chrome, Safari, new Edge */
        }
}