JSFiddle - React, Tailwind, and code Playground

HTML

<div id="strip">
    Strip<br>
    Strip<br>
    Strip<br>
    Strip<br>
    Strip<br>
    Strip<br>
    Strip<br>
    Strip<br>
</div>
<div id="cast2">
    Content
</div>

CSS

#strip {
    display: block;
    position: absolute; 
    top: 0; 
    left: 0; 
    width: 176px; 
    background: red;
    z-index:999;
}

#cast2 {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 990px;
    background-image: url("obrazky/bunka.jpg");
    background-size:cover;
    background-repeat: no-repeat;
    color: black;
    font-size: 16px;
    line-height: 45px;
    padding-top: 30px;
    text-align: center;
    background: green;
}