JSFiddle - React, Tailwind, and code Playground

by uttara

HTML

<div id="main-container">
        <div id="content">
            <div id="header">
                <ul id="nav">
                    <li ><a href="#">Nav 1</a></li>
                    <li><a href="#">Nav 2</a></li>
                    <li class="selected"><a href="#">Nav 3</a></li>
                    <li><a href="#">Nav 4</a></li>
                </ul>
            </div>
            <div id="pictures">
            </div>
        </div>

CSS

#content {
    background-color: #FFAA00;
    background: url(images/table-surface-2-resized.jpg) repeat-x #000000;
    width: 800px;
    height: 600px;
    border-radius: 5px;
}
#header {
    background-color: #FFD200;
    width: 800px;
    height: 26px;
}
#pictures {
    background-color: #A64D00;
    width: 760px;
    height: 540px;
    border: 2px solid white;
    border-radius: 15px;
    margin-left: auto;
    margin-right: auto;
    margin-top: 14px;
}

/*  TABS WITH ROUND, OUT BORDERS */
#nav {
    text-align: center;
    list-style: none;
    margin: 0;
    line-height: 24px;
    height: 26px;
    overflow: hidden;
    font-size: 12px;
    font-family: verdana;
    position: relative;
    float:right;
    padding:0 15px;
        }
#nav li {
    border: 1px solid #AAA;
    background: #D1D1D1;
    background: -o-linear-gradient(top, #ECECEC 50%, #D1D1D1 100%);
    background: -ms-linear-gradient(top, #ECECEC 50%, #D1D1D1 100%);
    background: -moz-linear-gradient(top, #ECECEC 50%, #D1D1D1 100%);
    background: -webkit-linear-gradient(top, #ECECEC 50%, #D1D1D1 100%);
    background: linear-gradient(top, #ECECEC 50%, #D1D1D1 100%);
    display: inline-block;
    position: relative;
    z-index: 0;
    border-top-left-radius: 6px;
    border-top-right-radius: 6px;
    box-shadow: 0 3px 3px rgba(0, 0, 0, 0.4), inset 0 1px 0 #FFF;
    text-shadow: 0 1px #FFF;
    margin: 0 -5px;
    padding: 0 20px;
}
#nav li.selected {
    background: #FFF;
    color: #333;
    z-index: 2;
    border-bottom-color: #FFF;
}
#nav:before {
    position: absolute;
    content: " ";
    width: 100%;
    bottom: 0;
    left: 0;
    border-bottom: 1px solid #AAA;
    z-index: 1;
}
#nav li:before,
#nav li:after {
    border: 1px solid #AAA;
    position: absolute;
    bottom: -1px;
    width: 5px;
    height: 5px;
    content: " ";
    }
#nav li:before {
    left: -6px;
    border-bottom-right-radius: 6px;
    border-width: 0 1px 1px 0;
    box-shadow: 2px 2px 0 #D1D1D1;
}
#nav...