JSFiddle - React, Tailwind, and code Playground
by namnh081095
HTML
<head>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" integrity="sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm" crossorigin="anonymous">
<link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.5.0/css/all.css" integrity="sha384-B4dIYHKNBt8Bc12p+WXckhzcICo0wtJAoU8YZTY5qE0Id1GSseTk6S+L3BlXeVIU" crossorigin="anonymous">
</head>
<body style="background-color:black;">
<hr/>
<div class="card ">
<div class="card-header bg-danger text-white">
<strong>HOTLINE 24/7</strong>
</div>
<div class="card-body">
<p class="card-text">
(+84) 0962477222
</p>
</div>
</div>
<div class="card">
<div class="card-header bg-danger text-white">
<strong>DỊCH VỤ NỔI BẬT</strong>
</div>
<div class="card-body">
<ul class="list-group list-group-flush">
<li class="list-group-item">
<a class="nav-link text-black hover-red" href="#">
<i class="fas fa-angle-right"></i>
Link</a>
</li>
<li class="list-group-item">
<a class="nav-link text-black hover-red" href="#">
<i class="fas fa-angle-right"></i>
Link</a>
</li>
</ul>
</div>
</div>
</body>
CSS
a.text-black:link{
color:black;
}
a.hover-red:hover{
color:red;
}