Fix height of search

Author: jsha

templates/style/_navbar.scss

@@ -76,14 +76,13 @@ div.nav-container {
 
     form.landing-search-form-nav {
         max-width: 1200px;
-        height: 100%;
         display: flex;
         flex-direction: row;
 
         #search-input-nav {
             display: none;
             border-left: 1px solid var(--color-border);
-            height: 100%;
+            height: calc(#{$top-navbar-height} - 1px);
 
             @media #{$media-sm} {
                 display: block;
@@ -107,7 +106,7 @@ div.nav-container {
                 font-size: 0.8em;
                 box-shadow: none;
                 background-color: var(--color-background);
-                height: 100%;
+                height: calc(#{$top-navbar-height} - 1px);
             }
         }