JSFiddle - React, Tailwind, and code Playground

HTML

<div id="Contact">
    <input name="" type="text" class="inp">
    <input name="" type="button" class="btn" value="?">
</div>

CSS

#Contact  {
width:145px;   
height:36px;
font-size:0;
border: 1px solid black;
}
#Contact .inp {
height:36px;
width:68px;
border:0;
margin:0;
padding:0 10px 0 30px;
font-size:14px;
}
#Contact  .btn {
height:36px;
width:37px;
border:0;
margin:0;
font-size: 0;