JSFiddle - React, Tailwind, and code Playground

HTML

<div id="wrapper">
    <div id="header">
      <div id="logo">
        Logo
      </div>
      <div id="catalog">
        Catalog
      </div>
      <div id="Tutorial">
        Tutorial
      </div>
      <div id="search">
        Search
      </div>
      <div id="profile">
        Login/Join
      </div>
    </div>
    <div id="content">
      <div id="slideshow">
        Slideshow Here
      </div>
      <div id="featDownload">
        Feature Download
      </div>
      <div id="featTutorial">
        Feature Tutorial
      </div>
    </div>
    <div id="footer">
      Footer
    </div>
</div>

CSS

@charset "utf-8";
#wrapper {
	color: #707070;
	width: 920px;
	margin-left: auto;
	margin-right: auto;
	border-color: #000000;
	border-width: thin;
	border-right-style: none;
	border-left-style: none;
	-webkit-box-shadow: 1px 0px 5px;
	box-shadow: 1px 0px 5px;
}
#header {
	font-size: xx-large;
	max-width: 900px;
	min-width: 900px;
	min-height: 60px;
	max-height: 60px;
	margin-left: auto;
	margin-right: auto;
	border-bottom-left-radius: 10px;
	border-bottom-right-radius: 10px;
	background-color: #E0E0E0;
	border-width: thin;
	border-color: #000000;
	-webkit-box-shadow: 1px 0px 5px 0px;
	box-shadow: 1px 0px 5px 0px;
	font-weight: bold;
	vertical-align: middle;
	text-align: center;
}
#logo {
	text-align: center;
	margin-top: auto;
	margin-bottom: auto;
	height: 60px;
	line-height: 60px;
	text-shadow: 0px 0px;
	width: 149px;
	font-size: larger;
	float: left;
}
#catalog {
	float: left;
	text-align: center;
	height: 50px;
	line-height: 50px;
	margin-top: 5px;
	border-color: #CACACA;
	border-left-style: outset;
	border-width: thin;
	width: 149px;
}
#Tutorial {
	float: left;
	text-align: center;
	height: 50px;
	line-height: 50px;
	border-color: #CACACA;
	border-left-style: outset;
	margin-top: 5px;
	border-width: thin;
	width: 149px;
}
#footer {
	width: 900px;
	margin-left: 10px;
	margin-right: auto;
	background-color: #E0E0E0;
	float: left;
	margin-top: 20px;
	height: 40px;
	border-width: thin;
	-webkit-box-shadow: 1px 0px 5px;
	box-shadow: 1px 0px 5px;
	text-align: center;
	vertical-align: middle;
	border-bottom-right-radius: 0px;
	border-top-right-radius: 10px;
	border-top-left-radius: 10px;
}

#search {
	float: left;
	text-align: center;
	height: 50px;
	line-height: 50px;
	margin-top: 5px;
	border-color: #CACACA;
	border-left-style: outset;
	border-width: thin;
	width: 299px;
	font-size: large;
}
#profile {
	float: left;
	text-align: center;
	height: 50px;
	line-height: 50px;
	margin-top: 5px;
	border-color: #CACACA;
	border-left-style: outset;
	border-width:...