JSFiddle - React, Tailwind, and code Playground

HTML

<div id="container">
    <form>
        <input type="search" class="search">
        <span class="submit"></span>
        </form>
</div>

CSS

#container {
    width: 300px;
    border: 1px solid black;
}

[type="search"] {
}
.submit {
    float: right;
    width: 40px;
    height: 30px;
    background-color: red;
}

.search {
    width:85%;
}
}