JSFiddle - React, Tailwind, and code Playground

by tabalinas

HTML

<div class="box">
    <div class="item"></div>
    <div class="item"></div>
</div>

CSS

.box {
    display: flex;
    height: 100px;
    width: 100px;
    border: 1px solid black;     
}
.item {
    border: 1px solid black;
    flex-basis: 10px;    
}

JavaScript

$(".item").css("");

$(".item").each(function(_, item) {
    item.style.flexGrow = 1;
});