<!DOCTYPE html>
<html lang="en">
    <head>
        <meta charset="utf-8" />
        <meta name="viewport" content="width=device-width, initial-scale=1" />
        <title>Lissom.CSS - Classless, minimalist & themeable CSS framework</title>
        <link rel="stylesheet" href="lissom.min.css" />

        <style>
            header {
                display: flex;
                align-items: center;
                justify-content: space-between;
            }

            section {
                margin: 2