[Custom scrollbar] Customizes the scrollbar style for the document and elements with scrollable overflow, on WebKit platforms. #css

explanation.md

Explanation

1. ::-webkit-scrollbar targets the whole scrollbar element
2. ::-webkit-scrollbar-track targets only the scrollbar track
3. ::-webkit-scrollbar-thumb targets the scrollbar thumb

More at Webkit.org

scrollbar.html

<div class="custom-scrollbar">
  <p>
    Lorem ipsum dolor sit amet consectetur adipisicing elit.<br />
    Iure id exercitationem nulla qui repellat laborum vitae, <br />
    molestias tempora velit natus. Quas, assumenda nisi. <br />
    Quisquam enim qui iure, consequatur velit sit?
  </p>
</div>

style.css

/* not available in Firefox */

.custom-scrollbar {
  height: 70px;
  overflow-y: scroll;
}

/* To style the document scrollbar, remove `.custom-scrollbar` */

.custom-scrollbar::-webkit-scrollbar {
  width: 8px;
}

.custom-scrollbar::-webkit-scrollbar-track {
  box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.3);
  border-radius: 10px;
}

.custom-scrollbar::-webkit-scrollbar-thumb {
  border-radius: 10px;
  box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.5);
}