I KNOW FLEXBOX

You can too, with this one liner......

mkdir radness;cd radness;npm i -g surge;echo '<html>\n<head>\n<style>\n.container { display: flex;\nflex-flow: row wrap; justify-content: space-around; }\n</style>\n</head>\n<body>\n<div class="container"><div>I</div>\n<div>Know</div>\n<div>Flexbox</div>\n</div></body>\n</html>' > index.html; surge