JSFiddle - React, Tailwind, and code Playground

HTML

<body>
<div id="wrapper">
<!--Начало шапки-->
    <div id="header">
    
    </div>
<!--Конец шапки-->

<!--Начало навигации-->
    <div id="navigation">
    
    </div>
<!--Конец навигации-->




</div>
</body>

CSS

html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed,
figure, figcaption, footer, header, hgroup,
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
    margin: 0;
    padding: 0;
    border: 0;
    font-size: 100%;
    font: inherit;
    vertical-align: baseline;
}
/* HTML5 display-role reset for older browsers */
article, aside, details, figcaption, figure,
footer, header, hgroup, menu, nav, section {
    display: block;
}
body {
    line-height: 1;
}
ol, ul {
    list-style: none;
}
blockquote, q {
    quotes: none;
}
blockquote:before, blockquote:after,
q:before, q:after {
    content: '';
    content: none;
}
table {
    border-collapse: collapse;
    border-spacing: 0;
}

#wrapper {
    color:#ffffff;
    font-family:Arial, sans-serif;
}

#header {
    width:990px;
    height:194px;
    outline:1px solid #cccccc;
    margin:0 auto;
}