Scroll css Div

Link: https://qastack.vn/programming/9251354/css-customized-scroll-bar-in-div

 **** HTML

<div class="custom_scroll"> ... </div>

**** CSS

//custom scroll style definitions

.custom_scroll{
 overflow-y: scroll;
}

//custom_scroll scrollbar styling

.custom_scroll::-webkit-scrollbar-track{

    -webkit-box-shadow: inset 0 0 6px rgba(0,0,0,0.3);

    border-radius: 10px;

    opacity: 0.5;

    //background-color: #F5F5F5;

}

.custom_scroll::-webkit-scrollbar{

    width: 5px;

    opacity: 0.5;

    //background-color: #F5F5F5;

}

.custom_scroll::-webkit-scrollbar-thumb{

    border-radius: 10px;

    opacity: 0.5;

    -webkit-box-shadow: inset 0 0 6px rgba(0,0,0,.3);

    //background-color: #555;

}