need custoom scrollbar thumb and custom scrollbar track

[ScienHAC]

see i have preview i already made this for my website
https://scienhac.blogspot.com/2023/05/how-to-make-custom-scrollbar.html

here i use webkit styling.

[ScienHAC]

like we can use this.

/* Style the scrollbar in WebKit Browsers */
::-webkit-scrollbar {
width: 8px;
height: 8px;
}

::-webkit-scrollbar-track {
background-color: #f0f0f0;
border-radius: 10px;
}

::-webkit-scrollbar-thumb {
background-color: #888;
border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
background-color: #555;
}