JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE html>
    <html>
    <head>
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <style>
    </style>
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css">
    </head>
    <body>

    <i class="fa" style="font-size:24px">&#xf07a;</i>
    <span class='badge badge-warning' id='lblCartCount'> 5 </span>

    </body>
    </html>

CSS

.header{background:rgb(0, 178, 255);color:#fff;}
#lblCartCount {
    font-size: 12px;
    background: #ff0000;
    color: #fff;
    padding: 0 5px;
    vertical-align: top;
    margin-left: -10px;
}
.badge {
  padding-left: 9px;
  padding-right: 9px;
  -webkit-border-radius: 9px;
  -moz-border-radius: 9px;
  border-radius: 9px;
}

.label-warning[href],
.badge-warning[href] {
  background-color: #c67605;
}