JSFiddle - React, Tailwind, and code Playground

HTML

<form>
    
    <input type="submit">
    
    <input type="text">    
        
</form>

CSS

form {
    width: 100%;
    overflow: hidden
}

input[type="submit"] {
    float: right;
    width: 100px;
    height: 20px;
}

input[type="text"] {
    position: absolute;
    left: 0;
    right: 130px;
    height: 20px;
}