_sass: Remove monkey patches resolved by Just the Docs v0.2.6

_sass/custom/overrides.scss

@@ -2,79 +2,6 @@ body {
   text-rendering: optimizeLegibility;
 }
 
-div.navigation,
-h1.site-title,
-footer.site-footer {
-  @include mq(lg) {
-    width: $nav-width;
-  }
-}
-
-div.side-bar {
-  @include mq(md) {
-    padding-top: 0;
-    width: $nav-width;
-  }
-
-  @include mq(lg) {
-    margin-left: calc((100% - #{$nav-width + $content-width}) / 2);
-  }
-}
-
-h1.site-title {
-  @extend .fs-6;
-  margin: 0;
-  flex: 0 0 auto;
-
-  @include mq(md) {
-    position: relative;
-  }
-
-  a {
-    color: $body-heading-color;
-    background: none;
-
-    &:hover {
-      background: none;
-    }
-  }
-}
-
-button.navigation-list-toggle {
-  @extend .fs-3;
-  right: $gutter-spacing-sm;
-}
-
-footer.site-footer {
-  @extend .text-small, .text-grey-dk-000;
-}
-
-div.main-content-wrap {
-  overflow-y: auto;
-
-  .main-content {
-    @include mq(md) {
-      padding-left: $gutter-spacing;
-    }
-  }
-}
-
-nav.aux-nav {
-  @extend .text-small;
-  padding-bottom: $sp-4;
-
-  @include mq(md) {
-    margin-left: $sp-4;
-    padding: $sp-1 0;
-  }
-
-  ul {
-    list-style: none;
-    margin: 0;
-    padding: 0;
-  }
-}
-
 table ul:last-child {
   margin-bottom: 0;
 }

_sass/custom/variables.scss

+// Typography
+$body-font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
+
 // Colors
 $link-color: $blue-100;
 $sidebar-color: $body-background-color;