Making btn and fab work on link elements

src/_maketheme.scss

@@ -3,6 +3,7 @@
 $background:false !default;
 $on-background:false !default;
 $button-color: #CCCCCC !default;
+$on-button: #000000 !default;
 
 @if $background==false or $on-background==false {
     @error("background and on-background must be set!");

src/base/_btn.scss

@@ -6,6 +6,10 @@
     font-weight: 500;
     text-transform: uppercase;
     transition: .05s background-color linear;
+    text-decoration: unset;
+    text-align: center;
+    align-items: flex-start;
+    cursor: pointer;
 }
 
 .btn-flat {
@@ -73,4 +77,9 @@
     right: 1.5rem;
 
     border: none;
+}
+
+.fab-left {
+    right: unset;
+    left: 1.5rem;
 }

src/theme/_btn.scss

@@ -1,5 +1,6 @@
 @mixin btn-flat {
     background: $button-color;
+    color: $on-button;
 
     &:hover {
         background: darken($button-color, 5%);