JSFiddle - React, Tailwind, and code Playground

by bizamajig

HTML

<div class="container">
    <div class="left"></div>
    <div class="middle"></div>
    <div class="right"></div>
</div>

CSS

.container {
    display:flex;
    flex-wrap:wrap;
    flex-direction:row;
    justify-content:flex-start;
    align-items:stretch;
}
.left {order:1; background:red; flex-basis:100%; height:300px}
.middle {order:3; background: green;flex-basis:100%; height:300px;}
.right {order:2; background:yellow;flex-basis:100%; height:300px;}
@media screen and (min-width:600px) {
   .container {
       flex-wrap:nowrap;
   } 
   .left {
        flex-basis:200px;
        order:1;
    }
    .middle {
        flex-basis:1;
        order:2;
    }
    .right {
        flex-basis:200px;
        order:3;
    }
}