JSFiddle - React, Tailwind, and code Playground

HTML

<div class="wrapper-demo">
					<div id="dd" class="wrapper-dropdown-2" tabindex="1">Sign in with
						<ul class="dropdown">
							<li><a href="#"><i class="icon-twitter icon-large"></i>Twitter</a></li>
							<li><a href="#"><i class="icon-github icon-large"></i>Github</a></li>
							<li><a href="#"><i class="icon-facebook icon-large"></i>Facebook</a></li>
						</ul>
					</div>
				</div>

CSS

.wrapper-dropdown-2 {
    /* Size and position */
    position: relative; /* Enable absolute positionning for children and pseudo elements */
    width: 200px;
    margin: 0 auto;
    padding: 10px 15px;

    /* Styles */
    background: #fff;
    border-left: 5px solid orange;
cursor: pointer;
text-align: left;
    cursor: pointer;
    outline: none;
	
}

.wrapper-dropdown-2:after {
    content: "";
    width: 0;
    height: 0;
    position: absolute;
    right: 16px;
    top: 50%;
    margin-top: -3px;
    border-width: 6px 6px 0 6px;
    border-style: solid;
    border-color: grey transparent;
	
}
.dropdown {
	display:none;
}
.dropdown:hover  {
  /* Size & position */
    position: absolute;
	display:block;
    top: 100%;
    left: -5px;
    right: 0px;

    /* Styles */
    background: white;
    -webkit-transition: all 0.3s ease-out;
    -moz-transition: all 0.3s ease-out;
    -ms-transition: all 0.3s ease-out;
    -o-transition: all 0.3s ease-out;
    transition: all 0.3s ease-out;
    list-style: none;

    /* Hiding */
    opacity: 0;
    pointer-events: none;
}

.wrapper-dropdown-2 .dropdown li a {
    display: block;
    text-decoration: none;
    color: #333;
    border-left: 5px solid;
    padding: 10px;
    -webkit-transition: all 0.3s ease-out;
    -moz-transition: all 0.3s ease-out;
    -ms-transition: all 0.3s ease-out;
    -o-transition: all 0.3s ease-out;
    transition: all 0.3s ease-out;
}

.wrapper-dropdown-2 .dropdown li:nth-child(1) a { 
    border-left-color: #00ACED;
}

.wrapper-dropdown-2 .dropdown li:nth-child(2) a {
    border-left-color: #4183C4;
}

.wrapper-dropdown-2 .dropdown li:nth-child(3) a {
    border-left-color: #3B5998;
}

.wrapper-dropdown-2 .dropdown li i {
    margin-right: 5px;
    color: inherit;
    vertical-align: middle;
}

/* Hover state */

.wrapper-dropdown-2 .dropdown li:hover a {
    color: grey;
}

/* Active state */

.wrapper-dropdown-2.active:after {
    border-width: 0 6px 6px...