JSFiddle - React, Tailwind, and code Playground

by avrahamcool

HTML

<div class="Container">
        <div class="Header">
            <p>The Header div height is not fixed (But he can be if you want it to)</p>
            <p>This Layout has been tested on: IE10, IE9, IE8, FireFox, Chrome, Safari, Opera. using Pure CSS 2.1 only</p>
        </div>
        <div class="Content">
            <div class="Wrapper">
                <div class="RightContent">
                    <p>You can fix the width of this content.</p>
                    <p>if you wont, his width will stretch just as it needs to.</p>
                </div>
                <div class="LeftContent">
                    <p>this will scroll</p><p>this will scroll</p><p>this will scroll</p><p>this will scroll</p><p>this will scroll</p><p>this will scroll</p>
                    <p>this will scroll</p><p>this will scroll</p><p>this will scroll</p><p>this will scroll</p><p>this will scroll</p><p>this will scroll</p>
                    <p>this will scroll</p><p>this will scroll</p><p>this will scroll</p><p>this will scroll</p><p>this will scroll</p><p>this will scroll</p>
                    <p>this will scroll</p><p>this will scroll</p><p>this will scroll</p><p>this will scroll</p><p>this will scroll</p><p>this will scroll</p>
                    <p>this will scroll</p><p>this will scroll</p><p>this will scroll</p><p>this will scroll</p><p>this will scroll</p><p>this will scroll</p>
                    <p>this will scroll</p><p>this will scroll</p><p>this will scroll</p><p>this will scroll</p><p>this will scroll</p><p>this will scroll</p>
                    <p>this will scroll</p><p>this will scroll</p><p>this will scroll</p><p>this will scroll</p><p>this will scroll</p><p>this will scroll</p>
                    <p>this will scroll</p><p>this will scroll</p><p>this will scroll</p><p>this will scroll</p><p>this will scroll</p><p>this will scroll</p>
                </div>
            </div>
        </div>
    </div>

CSS

*
{
    margin: 0;
    padding: 0;
}

html, body, .Container
{
    height: 100%;
}

    .Container:before
    {
        content: '';
        height: 100%;
        float: left;
    }

.Header
{
    margin-bottom: 10px;
    background-color: #6ea364;
}
.Content
{
    position: relative;
    z-index: 1;
}
    .Content:after
    {
        content: '';
        clear: both;
        display: block;
    }

.Wrapper
{
    position: absolute;
    width: 100%;
    height: 100%;
}
    .Wrapper > div
    {
        height: 100%;
    }

.LeftContent
{
    background-color: purple;
    overflow: hidden;
}
.LeftContent:hover
{
    overflow: auto;
}
.RightContent
{
    background-color: orange;
    float: right;
    margin-left: 10px;
}