I have been using Font Awesome icons for a while now but after a round of bug tracking from an external company they found that the font awesome icons were not displaying in
Step 1- Give fontawesome.css link in proper formate. - like type and rel
Step 2-Some Changes in fontawesome css.
@font-face {
font-family: 'FontAwesome';
src: url('../fonts/fontawesome-webfont.ttf?v=4.4.0') format('truetype');
src: url('../fonts/fontawesome-webfont.eot?v=4.4.0');
src: url('../fonts/fontawesome-webfont.eot?#iefix&v=4.4.0') format('embedded-opentype'), url('../fonts/fontawesome-webfont.woff2?v=4.4.0') format('woff2'), url('../fonts/fontawesome-webfont.woff?v=4.4.0') format('woff'), url('../fonts/fontawesome-webfont.svg?v=4.4.0#fontawesomeregular') format('svg');
font-weight: normal;
font-style: normal;
}
.fa {
display: inline-block;
font: normal normal normal 14px/1 FontAwesome;
font-size: inherit;
text-rendering: optimizeLegibility;
-webkit-font-smoothing: antialiased;
-moz-osx-font-smoothing: grayscale;
}