JSFiddle - React, Tailwind, and code Playground

HTML

<div id="main">
    <div id="A">A</div>
    <div id="C">C</div>
    <div id="E">E</div>
    <div id="D">D</div>
    <div id="B">B</div>
</div>

CSS

#main{
    border: 1px solid blue;
    width: 90%;
}
#A, #B{
    border: 1px solid red;
    background-color: #345;
}