🐛 fix: make navbar width and margin same as content

sass/parts/_header.scss

@@ -77,16 +77,10 @@ header {
 
 @media only screen and (max-width: 1000px) {
   .navbar {
-    max-width: 100%;
+    max-width: var(--normal-layout-width);
-    justify-content: right;
-  }
-
-  .nav-title {
-    margin: 0 auto;
   }
 
   .nav-navs {
-    margin: 0 auto;
     display: flex;
     justify-content: flex-end;
   }