JSFiddle - React, Tailwind, and code Playground

HTML

<div class="select-hide">
    <select>
        <option>1</option>
        <option>1</option>
        <option>1</option>
        <option>1</option>
    </select>
</div>

CSS

.select-hide{
    width: 85px;
    overflow:hidden;
    border:1px solid red;
}
select{
    width: 100px;
}