JSFiddle - React, Tailwind, and code Playground

HTML

<div>1
    <br/>1</div>
<div>2</div>
<div>3</div>
<div>4</div>
<div>5</div>
<div>6</div>
<div>7</div>
<div>8</div>
<div>9</div>
<div>10</div>
<div>11</div>
<div>12</div>
<div>13</div>
<div>14</div>
<div>15</div>
<div>16</div>
<div>17</div>
<div>18</div>
<div>19</div>
<div>20</div>
<div>21</div>
<div>22</div>
<div>23</div>
<div>24</div>
<div>25</div>
<div>26</div>
<div>27</div>

CSS

html, body {
    height: 100%;
}
body {
    width: 420px;
    -webkit-column-count: 2;
    -webkit-column-gap: 20px;
    -moz-column-count: 2;
    -moz-column-gap: 20px;
    column-count: 2;
    column-gap: 20px;
    margin: 20px;
}
div {
    display: inline-block;
    background-color:#CCC;
    width:200px;
    margin-bottom: 20px;
}