在 font-awesome 中使用斜体

Using italics with font-awesome

如果我从文本中删除 font-awesome 标签,css 代码 font-style: italic;有效,但是使用这行代码 {{"Andy's Bike Shop"}} 例如,斜体停止工作。我怎样才能将 font-awesome 标签中使用的文本设为斜体?

CSS

.header{
    font-style:italic;
background-color:black;
height:60px;
color:white;
font-weight:bold;
font-size:40px;
position:relative;
padding-top:10px;
padding-left:16px;
margin-left:-10px;
 margin-right:-10px;
margin-top:-10px;

}

html

<html ng-app='formApp'>
<head>
<script src="bower_components/angular/angular.js"></script>
<link rel="stylesheet" href="bower_components/font-awesome/css/font-awesome.min.css">

<script src="app.js"></script>
<link href="app.css" rel="stylesheet">
</head>
<body>
<div class="header">
    <div class="container">
    <div class='row'>
    <div class='col-md-12'>




        <i class="fa fa-bicycle" aria-hidden="true">{{"Andy's Bike Shop"}}</i>



</div>
</div>
    </div>


</div>
<i class="fa fa-file-pdf-o" aria-hidden="true">
{{'hello'}}</i>

</body>
</html>

一样在里面添加span标签
<i class="fa fa-bicycle" aria-hidden="true"><span>{{"Andy's Bike Shop"}}</span></i>

将css用作.header .fa span { font-style: italic; }