feat: Reflect style changes in hippie-style

- Update submodule
- Rename changed classes

source/code/hippie/functions.js

@@ -33,20 +33,20 @@ function HippieScroll($tp, $dn) {
   let initLeft = false;
   const initY = hippie.screen.vh;
 
-  $tp.addClass('hide');
+  $tp.addClass('di_none');
 
   // Check scroll position and toggle element
   this.check = function () {
     hippie.screen.y = Math.min($(document).scrollTop(), document.documentElement.scrollTop);
     if (hippie.screen.y > initY) {
       if (!initLeft) {
-        $tp.removeClass('hide');
+        $tp.removeClass('di_none');
         console.info('Initial viewport left');
       }
       initLeft = true;
     } else {
       if (initLeft) {
-        $tp.addClass('hide');
+        $tp.addClass('di_none');
         console.info('Initial viewport entered');
       }
       initLeft = false;

source/style/hippie-style

@@ -1 +1 @@
-Subproject commit 2e100f72a90d9b29fdd1a053059631b8644d91dd
+Subproject commit 9f3797f6516a63101fb8ebd23ab8229053ec57b6

source/templates/hippie/partials/_body_nav.njk

@@ -2,7 +2,7 @@
 <div class="pos_rel">
   <nav class="nav_page_meta js_">
     <ul>
-      <li class="js_scrolltop hide">
+      <li class="js_scrolltop di_none">
         <a href="#begin" class="a_button_meta">
           <div class="sprite_img demo__sprite_up"></div>
           {# <img src="{{ pageBase }}art/up.png" alt="" width="32" height="64"> #}