New technologies, sticky navbar, more streamlined design

src/components/navbar.astro

@@ -19,6 +19,9 @@
 
 <style>
   header {
+    z-index: 1000;
+    position: sticky;
+    top: 0px;
     background-color: var(--c-darkgray);
     display: flex;
     height: auto;