JSFiddle - React, Tailwind, and code Playground

HTML

<div id='wrapper'>
   wrapper
   <div id='head'>head</div>
   <div id='sidebar'>sidebar</div>
   <div id='menu'>menu</div>
   <div id='content'>content</div>
</div>

CSS

html, body { 
    height:100%;
    padding: 0;
    margin: 0;
}

#wrapper {
    background-color: green;
    width: 1024px;
    position: relative;
    overflow: hidden;
}

#head {
    background-color:blue;
    width: 100%;
    height: 100px;
}

#sidebar {
    background-color:red;
    float: left;
    width: 50px;
    height: 100%;
    position: absolute;
}

#menu {
    background-color:yellow;
    float: right;
    width: 974px;
    height: 50px;
}

#content {
    background-color:orange;
    float: right;
    width: 974px;   
}