JSFiddle - React, Tailwind, and code Playground
HTML
<div id="table">
<div id="t1">
<img src="http://upload.wikimedia.org/wikipedia/commons/thumb/b/b5/STOP_sign_cyrillic.svg/240px-STOP_sign_cyrillic.svg.png" width="50" width="50"/>
<img src="http://upload.wikimedia.org/wikipedia/commons/thumb/b/b5/STOP_sign_cyrillic.svg/240px-STOP_sign_cyrillic.svg.png" width="50" width="50"/>
</div>
<div id="t2">T2</div>
</div>
CSS
#table{
display: table;
margin-top: 150px;
width: 100%;
}
#t1{
display: table-cell;
background-color: black;
}
#t2{
display: table-cell;
width: 100%;
background-color: red;
}