JSFiddle - React, Tailwind, and code Playground

HTML

<div class="container">
  <div>
    <div>
    </div>
    <div>
    </div>
    <div>
    </div>
    <div>
    </div>
    <div>
    </div>
    <div>
    </div>
    <div>
    </div>
  </div>
</div>

CSS

body{
  width: 100%;
  height: 10vh;
  margin: 0;
}
div{
    height: 100%;
    box-sizing: border-box;
}

.container{
  width: 100%;
}
.container > div {
  overflow-y: hidden;
  display: flex;
}
.container > div > div{
  min-width: 20%;
  width: 20%;
  display: inline-flex;
  margin: 0 25px;
  background: red;
  position: relative;
}
.container>div>div:last-child::after {
  content: " ";
    width: 25px;
    height: 100%;
    position: absolute;
    right: -25px;
}