feat: add pixel art cursor

Add two png files for the cursor, one to
represent the default cursor and the other
one to be a pointer cursor.

Add the default one for the html tag. And
a `inherited` property for label tag.

The pointer one is being added on the button,
radio, checkbox and a tags.

scss/base/generic.scss

@@ -9,6 +9,10 @@ samp {
   font-family: $font-family;
 }
 
+html {
+  cursor: $cursor-url, auto;
+}
+
 body {
   font-size: $font-size;
   color: $base-color;
@@ -16,6 +20,15 @@ body {
   -webkit-font-smoothing: none;
 }
 
+label {
+  cursor: inherit;
+}
+
+a,
+button {
+  cursor: $cursor-click-url, pointer;
+}
+
 button,
 [type="button"],
 [type="reset"],