Icons

All Font Awesome icons are available for use by default. A developer can use any of the available font awesome icons according to the need.

Example

Adding icon to your html is as simple as adding any font awesome tag to the code like so,

<i class="fa fa-birthday-cake" aria-hidden="true"></i> .

The size of an icon can be controlled by adding class .fs-1rem for font size in rem and .f-12 for font size in pixel.

Example
<i class="fa fa-birthday-cake fs-1rem" aria-hidden="true"></i>
<i class="fa fa-birthday-cake fs-2rem" aria-hidden="true"></i>
<i class="fa fa-birthday-cake fs-3rem" aria-hidden="true"></i>
<i class="fa fa-birthday-cake fs-4rem" aria-hidden="true"></i>
<i class="fa fa-birthday-cake fs-5rem" aria-hidden="true"></i>

Common Icons

Following icons must be used in the scenarios mentioned below.

Delete
fa fa-trash
Details
fa fa-search-plus
Add
fa fa-plus

The complete set of icons can be found at font awsome website