JSFiddle - React, Tailwind, and code Playground

HTML

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

</div>

CSS

.container {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    width: 100%;
}

.container .item { width: 136px; height: 180px; background: gray;  max-width: 136px;
                flex: 1 0 136px;
                margin: 0 5px 20px; }