test scrollItemToMidpoint fn -- scrollTop

src/css/nav.css

@@ -227,10 +227,6 @@
   transform: rotate(90deg);
 }
 
-.nav-item.is-current-page > .nav-menu-toggle {
-  background-image: url(../img/caret_white.svg);
-}
-
 .is-current-page > .nav-link,
 .is-current-page > .nav-text {
   font-weight: var(--body-font-weight-bold);

src/js/01-nav.js

@@ -159,8 +159,8 @@
   function scrollItemToMidpoint (panel, el) {
     var rect = panel.getBoundingClientRect()
     var effectiveHeight = rect.height
-    var navStyle = window.getComputedStyle(nav)
-    if (navStyle.position === 'sticky') effectiveHeight -= rect.top - parseFloat(navStyle.top)
+    // var navStyle = window.getComputedStyle(nav)
+    // if (navStyle.position === 'sticky') effectiveHeight -= rect.top - parseFloat(navStyle.top)
     panel.scrollTop = Math.max(0, (el.getBoundingClientRect().height - effectiveHeight) * 0.5 + el.offsetTop)
   }