.activity-feed-scroll{max-height:550px;overflow-y:auto;padding-right:10px}.activity-feed-scroll::-webkit-scrollbar{width:6px}.activity-feed-scroll::-webkit-scrollbar-track{background:rgba(128,128,128,5%);border-radius:4px}.activity-feed-scroll::-webkit-scrollbar-thumb{background:rgba(128,128,128,.2);border-radius:4px}.activity-feed-scroll::-webkit-scrollbar-thumb:hover{background:rgba(128,128,128,.4)}