::-webkit-scrollbar { height: calc(100% - 10px); margin-top: 25px; opacity: 0; background-color: rgb(51, 51, 51); cursor: pointer; transition: background-color 135ms ease-in-out 1s, width 135ms ease-in-out 0s, height 135ms ease-in-out 0s, opacity 325ms ease-in-out 0s; }