Thu gọn thanh cuộn scroll bar trong website

Để thu gọn thanh cuộn scroll bar bạn thêm các thẻ style sau

::-webkit-scrollbar {
    width: 2px;
    height: 2px
}

::-webkit-scrollbar-track {
    background: 0 0
}

::-webkit-scrollbar-thumb {
    background: #ebebeb;
    border-radius: 2px;
    transition: background .2s ease-in;
    -webkit-transition: background .2s ease-in;
    -o-transition: background .2s ease-in;
    -moz-transition: background .2s ease-in
}

::-webkit-scrollbar-thumb:hover {
    background: #adadad
}