JSFiddle - React, Tailwind, and code Playground

HTML

<div id="menupadding">
<div id="menu">
 <ul>
<li><a href="#">link1</a></li>
<li><a href="#">link2</a></li>
<li><a href="#">link3</a></li>
<li><a href="#">link4</a></li>
 </ul>
</div>
</div>

CSS

#menupadding {
    padding-top: 100px;
    padding-left: 302px;
}

#menu {
    margin:0;
    padding:0;
}

#menu li{
    display:block;
    list-style:none;
    padding-bottom:1px;   
  
     
}

#menu ul{
    width: 140px;
    margin:0;
    padding:1px;    
}

#menu li a{
    display:block;
    font-family:Tahoma, Geneva, sans-serif;
    font-size:12px;
  
    color:#ffffff;

    text-decoration:none;

    background-color: #376596;

    padding-top:2px;
    padding-left: 20px;
    padding-bottom: 2px; 
    background-image:url('http://images.subeta.net/smilies/6398_emoticon_smile.gif');
    background-repeat:no-repeat;
}

 

#menu li a:hover{
    font-size:12px;
    color:#ffffff;
    padding-left: 40px;

    background-image: linear-gradient(bottom, rgb(0,65,139) 14%, rgb(33,42,66) 89%, rgb(0,0,0) 100%);
    background-image: -o-linear-gradient(bottom, rgb(0,65,139) 14%, rgb(33,42,66) 89%, rgb(0,0,0) 100%);
    background-image: -moz-linear-gradient(bottom, rgb(0,65,139) 14%, rgb(33,42,66) 89%, rgb(0,0,0) 100%);
    background-image: -webkit-linear-gradient(bottom, rgb(0,65,139) 14%, rgb(33,42,66) 89%, rgb(0,0,0) 100%);
    background-image: -ms-linear-gradient(bottom, rgb(0,65,139) 14%, rgb(33,42,66) 89%, rgb(0,0,0) 100%);
  
}