Remove position: sticky polyfill

_assets/css/_archive.scss

@@ -6,6 +6,8 @@
   margin-bottom: 2em;
   @include breakpoint($medium) {
     @include span(10 of 12 last);
+  }
+  @include breakpoint($large) {
     @include suffix(3 of 12);
   }
 }

_assets/css/_page.scss

@@ -3,6 +3,7 @@
    ========================================================================== */
 
 #main {
+  position: relative;
   @include container;
   @include clearfix;
   margin-top: 2em;
@@ -13,6 +14,8 @@
 .page {
   @include breakpoint($medium) {
     @include span(10 of 12 last);
+  }
+  @include breakpoint($large) {
     padding-right: $right-sidebar-width;
   }
 }
@@ -23,7 +26,6 @@
 }
 
 .page__content {
-  position: relative;
   p, li {
     font-size: 16px;
   }

_assets/css/_toc.scss

@@ -8,15 +8,12 @@
   color: $gray;
   text-transform: uppercase;
   letter-spacing: 1px;
-  background-color: #fff;
+  @include breakpoint($large) {
-  &.sticky {
+    position: absolute;
-    @include breakpoint($large) {
+    top: 0;
-      position: fixed;
+    right: calc(50% - 512px + 2em); // 50% - 1/2 of wrapper's max-width + wrapper padding
-      top: 0;
+    width: $right-sidebar-width;
-      right: calc(50% - 512px + 2em); // 50% - 1/2 of wrapper's max-width + wrapper padding
+    padding-left: 2em;
-      width: $right-sidebar-width;
-      padding-left: 2em;
-    }
   }
 }
 
@@ -36,6 +33,7 @@
   padding: 0;
   width: 100%;
   list-style: none;
+  background-color: #fff;
   border: 1px solid $border-color;
   border-top: none;
   border-bottom-right-radius: $border-radius;

_assets/css/_utilities.scss

@@ -152,26 +152,6 @@ body:hover .visually-hidden button {
 }
 
 
-/*
-   Sticky, fixed to top content
-   ========================================================================== */
-
-.sticky {
-  > * {
-    display: none;
-  }
-  @include breakpoint($small) {
-    @include clearfix();
-    position: -webkit-sticky;
-    position: sticky;
-    top: 3em;
-    > * {
-      display: block;
-    }
-  }
-}
-
-
 /*
    Wells
    ========================================================================== */

_assets/css/_variables.scss

@@ -92,10 +92,10 @@ $susy: (
   gutter-position: after,
   container: $large,
   global-box-sizing: border-box,
-  debug: (
+  // debug: (
-    image: show,
+  //   image: show,
-    color: blue,
+  //   color: blue,
-    output: overlay,
+  //   output: overlay,
-    toggle: top right,
+  //   toggle: top right,
-  ),
+  // ),
 );