微信小程序如何使用fontawesome图标

@font-face {
font-family: &＃39;fa&＃39;;
src: url(data:font/truetype;charset=utf-8;base64,AAEAAAANAIAAAwBQRkZUTXLOMIUAAlXMAAAAHEdERUYAJwKrAAJVrAAAAB5PUy8yiDJ6IwAAAVgAAABgY21hcJ0vdNQAAAw4AAADAmdhc3D//wADAAJVpAAAAAhnbHlmHejPwQAAGdQAAh3kaGVhZAbB4eAAAADcAAAANmhoZWEO+QqbAAAB......long long) format(&＃39;truetype&＃39;);
font-weight: normal;
font-style: normal;
}
.fa {
font-family: "fa" !important;
font-size: 16px;
-webkit-font-smoothing: antialiased;
-webkit-text-stroke-width: 0.2px;
}
/* makes the font 33% larger relative to the icon container */
.fa-lg {
font-size: 1.33333333em;
line-height: 0.75em;
vertical-align: -15%;
}
.fa-2x {
font-size: 2em;
}
//long long long...........

然后在小程序中使用class="fa fa-user"即可，如