JSFiddle - React, Tailwind, and code Playground

HTML

<select class="language-choice">
    <option value="en">English</option>
    <option value="pl">Polish</option>
</select>

CSS

.language-choice{
     width: 268px;
    padding: 5px;
    font-size: 16px;
    line-height: 1;
    border: 0;
     border-color: #719dd1; 
   -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    border-radius: 5px;
    border-width: 2px;
    height: 34px;
    background: url(http://cdn1.iconfinder.com/data/icons/cc_mono_icon_set/blacks/16x16/br_down.png) no-repeat right #ddd;
    -webkit-appearance: none;
   -moz-appearance:    none;
   appearance:         none;
    background-position-x: 244px;
}