JSFiddle - React, Tailwind, and code Playground

HTML

<div class="wrapper">
    
    <div class="control">    
        <input type="text" class="highlighter"/>
    </div>
    
</div>

CSS

.wrapper{
    width: 100%; height:100%; background-color: #ccc; position: absolute;
}

.control{
    position: absolute;
    width: 100px;
    height: 20px;
    top: 30px;
    left: 300px;
    z-index: 1;
}

.highlighter:focus{
    outline: none;
    box-shadow: 0 0 5px orange;
    border: 2px solid orange;
}

input{
    width: 100%;
    height: 100%;
}