JSFiddle - React, Tailwind, and code Playground

HTML

<div class="container">
    <div class="text">
        <div class="row">Row</div>
        <div class="row">Row</div>
        <div class="row">Row</div>
        <div class="row">Row</div>
        <div class="row">Row</div>
        <div class="row">Row</div>
        <div class="row">Row</div>
        <div class="row">Row</div>
        <div class="row">Row</div>
    </div>
    <div class="bars">
        <div class="a"></div>
        <div class="a"></div>
        <div class="b"></div>
        <div class="c"></div>
        <div class="b"></div>
        <div class="a"></div>
        <div class="b"></div>
        <div class="b"></div>
        <div class="a"></div>
    </div>
</div>

CSS

.bars{
    position:absolute;
    top:0;
    left:0;
    width:100%;
    z-index:1;
    margin-top:20px;
}

.bars div,
.row{
    width:100%;
    height:10px;
    padding-bottom:20px;
}

.a{
    background-color:red;
}


.text{
    position:absolute;
    top:20px;
    left:20px;
    right:20px;
    height:100%;
    z-index:2;
}

.row {
    padding-bottom:20px;
    background:#999 url(http://placekitten.com/g/200/300) fixed;
}