JSFiddle - React, Tailwind, and code Playground

HTML

<div id="container">
<input class="form" /><input class="form" /><input class="form" /><input class="form" /><input class="form" /><input class="form" /><input class="form" /><input class="form" /></div>

CSS

html,body{
  margin: 0;
  padding: 0;
}

#container{
  width: 100%;
  background-color:red;
  margin:0;
}

.form{
  width:12.5%;
  margin:0;
  border:0;
}