scrollbar webkit

by Andrey Izman

HTML

<div id="banner-message" class="withScrollbar scrollAxisY">
  <p>Hello World</p>
  <p>Hello World</p>
  <p>Hello World</p>
  <p>Hello World</p>
  <p>Hello World</p>
  <p>Hello World</p>
  <p>Hello World</p>
  <p>Hello World</p>
  <p>Hello World</p>
  <p>Hello World</p>
  <p>Hello World</p>
  <p>Hello World</p>
  <p>Hello World</p>
  <p>Hello World</p>
  <p>Hello World</p>
  <p>Hello World</p>
  <button>Change color</button>
</div>

SCSS

body {
  background: #fff;
  padding: 0;
  margin: 0;
  font-family: Helvetica;
}

#banner-message {
  background: #fff;
  border-radius: 4px;
  padding: 10px;
  font-size: 14px;
  text-align: center;
  transition: all 0.2s;
  width: 300px;
  height: 100vh;
  background: #F5F7F9;
  border-right: 1px solid #E6ECF1;
  border-right-width: 1px;
  border-right-style: solid;
  border-right-color: rgb(230, 236, 241);
}

button {
  background: #0084ff;
  border: none;
  border-radius: 5px;
  padding: 8px 14px;
  font-size: 15px;
  color: #fff;
}

#banner-message.alt {
  background: #0084ff;
  color: #fff;
  margin-top: 40px;
  width: 200px;
}

#banner-message.alt button {
  background: #fff;
  color: #000;
}

.withScrollbar.scrollAxisY {
  overflow-y: auto;
  flex: 1 1 auto;
  margin: 0;
  display: block;
  padding: 0;
  overflow-x: hidden;
  overflow-y: overlay;
  -webkit-overflow-scrolling: touch;

  &::-webkit-scrollbar {
    width: 4px;
    height: 4px;
    display: none;
  }

  &::-webkit-scrollbar-track {
    background: none;
    border-width: 0;
  }

  &::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, .16);
    transition: background 250ms ease;
    border-radius: 2px;
    -moz-transition: background 250ms ease;
    -webkit-transition: background 250ms ease;
  }

  &::-webkit-scrollbar-button {
    display: none;
  }

  &::-webkit-scrollbar-track-piece {
    display: none;
  }

  &::-webkit-scrollbar-corner {
    display: none;
  }

  &::-webkit-resizer {
    display: none;
  }

  &:hover::-webkit-scrollbar {
    display: initial;
  }

  &:hover::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, .16);
  }
}

JavaScript

// find elements
var banner = $("#banner-message")
var button = $("button")

// handle click and add class
button.on("click", () => {
  banner.toggleClass("alt")
})