A CodePen by Anonymous.

index.html

<ul>
  <a href=""><li>Body Treatments</li></a>
  <a href=""><li>Make Up</li></a>
  <a href=""><li>Skincare</li></a>
  <a href=""><li>Hand & Feet Treats</li></a>
</ul>

style.css

ul {
    list-style:none;
		margin: 0;
		padding:0;
}
ul li {
		margin-bottom: 8px;
		color:#999;  
}
ul li:hover  {
  color: #FFF;
  background-color: #f6634c;
  width: 200px;
  -webkit-transition: all 0.3s ease-out;
  -moz-transition: all 0.3s ease-out;
  -o-transition: all 0.3s ease-out;
  transition: all 0.3s ease-out;
}