JSFiddle - React, Tailwind, and code Playground

HTML

<div class="wrap">
    <div class="inner-1">123</div>
</div>

<div class="wrap">
    <div class="inner-2">shf w bv45vw45</div>
    <span> rjn3 </span>
</div>

CSS

.wrap {
    display: inline-block;
    background: gray;
    width: 150px;
    height: 50px;
}
.inner-1 {
    font-size:30px;
}