/* For Chrome, Safari, and Opera */ 

::-webkit-scrollbar {

  width: 12px; /* Width of the scrollbar */

}

​

::-webkit-scrollbar-track {

  background: #f1f1f1; /* Color of the track */

}

​

::-webkit-scrollbar-thumb {

  background-color: #888; /* Color of the thumb */

  border-radius: 6px; /* Rounded corners of the thumb */

}

​

::-webkit-scrollbar-thumb:hover {

  background-color: #555; /* Color of the thumb on hover */

}