Below is a list of Icon And Unicode CSS Font Awesome that you can apply to the blog template.
Example of writing
.namaclass {
position: relative;
}
.namaclass:before {
content: "\f000";
font-family: FontAwesome;
font-style: normal;
font-weight: normal;
text-decoration: inherit;
color: #000;
font-size: 18px;
padding-right: 0.5em;
position: absolute;
top: 10px;
left: 0;
}