JSFiddle - React, Tailwind, and code Playground

by Felis Catus

HTML

<div class='mp_select'>
    <select>
        <option selected>first</option>
        <option>second</option>
        <option>third</option>
    </select>
</div>

CSS

.mp_select select{
    width:200px;
    height: 28px;
    line-height: 28px;
    background: #69696c;
    color: white;
    font-family: Arial;
    font-size: 14px;
    border: 1px solid transparent;
}
.mp_select{
    width:200px;
    height: 28px;
    overflow: hidden;
    position: relative;
}
.mp_select:after{
    position: absolute;
    width: 28px;
    height: 28px;
    display: block;
    top: 0;
    right: 0;
    z-index: 1;
    content: 'V';
    text-align: center;
    line-height:28px;
    color: white;
    background: #69696c;
    pointer-events: none;
}