style: mode compact doc and move nav tweak do custom style root

Signed-off-by: David Dal Busco <david.dalbusco@outlook.com>

Author: peterpeterparker

src/css/docusaurus.scss

@@ -3,12 +3,22 @@
   --ifm-global-shadow-lw: none;
   --ifm-tabs-padding-vertical: 0.25rem;
   --ifm-tabs-color-active: #ff5df9;
+  --ifm-menu-link-padding-vertical: 0.3rem;
+  --ifm-toc-padding-vertical: 0.3rem;
+
+  &[data-theme] {
+    --doc-sidebar-width: 16vw;
+  }
 
   &[data-theme="dark"] {
     --ifm-hover-overlay: rgba(255, 255, 255, 0.1);
   }
 }
 
+nav {
+  font-size: var(--font-size-navbar);
+}
+
 .container {
   @media (min-width: 1440px) {
     max-width: 1640px;
@@ -146,3 +156,7 @@ table {
 .dropdown__menu {
   border: 1px solid var(--ifm-toc-border-color);
 }
+
+.menu__caret:before {
+  background: var(--ifm-menu-link-sublist-icon) 50% / 1.5rem 1.5rem;
+}

src/css/search.scss

@@ -1,6 +1,4 @@
 nav {
-  font-size: var(--font-size-navbar);
-
   div[class*="navbarSearchContainer"] {
     padding-left: 4px;
   }