JSFiddle - React, Tailwind, and code Playground

HTML

<div class="container">
  <div class="wrapper">
    <div class="item">Width of items can vary</div>
    <div class="item">This example works</div>
    <div class="item">But there is a problem</div>
    <div class="item">Dye to overlow:hidden</div>
    <div class="item">It is impossible to place here</div>
    <div class="item">Overflowing content</div>
    <div class="item">Such as dropdowns</div>
  </div>
</div>

CSS

.wrapper {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  grid-auto-rows: 50px;
  grid-gap: 10px;
}

.item {
  padding: 10px;
  background-color: red;
}

body {
  margin: 0;
}