JSFiddle - React, Tailwind, and code Playground

HTML

<div id="table">
    <div id="t1">a</div>
    <div id="t2">   aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
    </div>
    <div id="t3">a</div>
</div>

CSS

body{
    margin: 0;
}
#table{
    display: table;
    width: 100%;
}
#t1{
    display: table-cell;
    background-color: red;
}
#t2{
    display: table-cell;
    background-color: green;
    width:100%;
    word-break:break-all;
}
#t3{
    display: table-cell;
    vertical-align: top;
}