JSFiddle - React, Tailwind, and code Playground

by Denis

HTML

<div class="wrapper">
    <div class="wrap">
        <div class="content">
            <p>Строка</p>
            <p>Строка</p>
            <p>Строка</p>
        </div> 

        <div class="sidebar">
            <p>Строка</p>
            <p>Строка</p>
            <p>Строка</p>
            <p>Строка</p>
            <p>Строка</p>
            <p>Строка</p>
            <p>Строка</p>
            <p>Строка</p>
            <p>Строка</p>
            <p>Строка</p>
        </div> 
    </div> 
</div>
<footer>
    footer
</footer>

CSS

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

.wrapper {
    position: relative;
    min-width: 930px;
}
.wrapper:before {
    content: '';
    position: absolute;
    width: 50%;
    top: 0px;
    bottom: 0px;
    z-index: 0;
    left: 0px;
    background: #fff;
}
.wrapper:after {
    content: '';
    position: absolute;
    width: 50%;
    top: 0px;
    bottom: 0px;
    z-index: 0;
    right: 0px;
    background: #bbb;
}

.wrap {
    position: relative;
    margin: 0 auto;
    width: 935px;
    z-index: 2;
}

.content {
    display: inline-block;
    width: 640px;
    background: #fff;
    border-radius: 0 0 10px 0;
    vertical-align: top;
}

.sidebar {
    display: inline-block;
    width: 290px;
    vertical-align: top;
    position: absolute;
}

footer {
    position: relative;
    width: 100%;
    height: 100px;
    bottom: 0px;
    z-index: 4;
    background: #bbb;
}