JSFiddle - React, Tailwind, and code Playground

HTML

<div id="container">
    <div id="block1"></div>
    <div id="block2"></div>
    <div id="block3"></div>            
</div>

CSS

div {
    min-height: 50px;
}
#container {
    min-width: 300px;
    border: solid 1px blue;
    padding: 2px;
}

#block1, #block2, #block3 {
    min-width: 90px;
    width: 30%;
    border: solid 1px red;
    display: inline-block;
}