CODE EXAMPLE FOR CSS

Custom Scroll Bar CSS

::-webkit-scrollbar{
    width: 0.9vw;
    background: #777;
}
::-webkit-scrollbar-thumb{
    background: -webkit-linear-gradient(transparent,#30ff00);
    background: linear-gradient(transparent,#30ff00);
    border-radius: 20px;
}
::-webkit-scrollbar-thumb:hover{
   background: -webkit-linear-gradient(transparent,#00c6ff);
   background: linear-gradient(transparent,#00c6ff); 
}