Fix #395, Fix #735, Fix #930

sass/elements/icon.sass

@@ -9,21 +9,13 @@ $icon-dimensions-large: 3rem !default
   justify-content: center
   height: $icon-dimensions
   width: $icon-dimensions
-  .fa
-    font-size: 21px
   // Sizes
   &.is-small
     height: $icon-dimensions-small
     width: $icon-dimensions-small
-    .fa
-      font-size: 14px
   &.is-medium
     height: $icon-dimensions-medium
     width: $icon-dimensions-medium
-    .fa
-      font-size: 28px
   &.is-large
     height: $icon-dimensions-large
     width: $icon-dimensions-large
-    .fa
-      font-size: 42px

sass/elements/other.sass

@@ -4,11 +4,6 @@
 .delete
   +delete
 
-.fa
-  font-size: 21px
-  text-align: center
-  vertical-align: top
-
 .heading
   display: block
   font-size: 11px