JSFiddle - React, Tailwind, and code Playground

HTML

<div class="sellect-lang">
    <ul class="drop-menu-main">
        <li><span class="drop-down" id="usa">US<span class="arrow">&#9660;</span></span>
 <div class="drop-menu-main-sub">
		<ul>
   <li><span id="france" class="france1">FR</span></li>
   <li><span id="germany" class="germany1">DE</span></li>
   <li><span id="china" class="china1">CH</span></li>
  		</ul>	
</div>
        </li>
    </ul>
</div>

CSS

body {

  background-color: #C8c8c8;

}
#lang {
	border: none;
	background:transparent;
	font-size: 1.125em;
	color: #FFFFFF;
}

/**/
.sellect-lang {
	display: inline-block;
    position: relative;
    width: 50px;
    color: #4F6B72;
    float: right;
    font-family: HelveticaMedium;
    padding: 6px;
    margin-top: 14.5px;
}

.sellect-lang .permalink{
    display: block;
    color:#4F6B72;
    text-decoration: none;
    margin: 10px 0;
}

.sellect-lang .permalink:hover{
    text-decoration: underline;
}

.sellect-lang ul, .sellect-lang li {
    margin: 0;
    padding: 0;
	color: #FFFFFF;
	padding-bottom: 2px;
}

.sellect-lang .drop-menu-main a, .sellect-lang .drop-down, .sellect-lang .drop-menu-main-sub .title {
    text-decoration: none;
    color: #555555;
    padding: 0 10px 0 0;
}

.sellect-lang .drop-menu-main {
    
    position: relative;
    margin-top: 0px;
	margin: 0;
    padding: 0;
}



.sellect-lang .drop-menu-main-sub {
    display: none;
    position: absolute;
    width: 130px;
    margin: 2px 0 0 0px;
	
}

.sellect-lang .drop-menu-main-sub a {
    color: #555555;
    display: block;
    font-size: 11px;
    padding: 6px 15px;
    cursor: pointer;
    text-decoration: none;
	
}

.sellect-lang .drop-menu-main-sub a:hover {
    background: #155FB0;
    color: #FFFFFF;
    text-decoration: none;
}

.sellect-lang .drop-menu-main-sub .title{
    display: block;
    padding: 6px 15px;
    cursor: pointer;
    border-bottom: 1px solid #DEDEDE;
}

.sellect-lang li {
    list-style: none;
    display: block;
	padding: 0;
}

.sellect-lang .drop-down {
    cursor: pointer;
	background-image: url(../images/usa.svg);
	color: #FFFFFF;
}
#usa {    
    background-repeat: no-repeat;
    background-position: 0px 50%;
    background-size: 1.1em auto;
    padding-left: 20px;
}
.sellect-lang span.arrow{
    font-size: 11px;
}



.france1 { background-image: url(../images/france.svg); }
.germany1 { background-image: url(../images/germany.svg); }
.china1 {...

JavaScript

$(document).ready(function () {

        function hideallDropdowns() {
            $(".dropped .drop-menu-main-sub").hide();
            $(".dropped").removeClass('dropped');
            $(".dropped .drop-menu-main-sub .title").unbind("click");
        }

        function showDropdown(el) {
            var el_li = $(el).parent().addClass('dropped');
            el_li
                .find('.title')
                .click(function () {
                    hideallDropdowns();
                })
                .html($(el).html());

            el_li.find('.drop-menu-main-sub').show();
        }

        $(".drop-down").click(function(){
        		if($(this).parent().hasClass('dropped')) {
            	hideallDropdowns();
            }
            else showDropdown(this);
        });

        
    });