JSFiddle - React, Tailwind, and code Playground

HTML

<input type="text">
<br>
<select style="width: 100px">
    <option>1</option>
    <option>2</option>
    <option>3</option>
</select>

CSS

input, select { 
    border:2px solid #ced6e9; 
    -moz-border-radius:8px; 
    border-radius: 8px;
}