fix: convert margin left from px to rem for sidebar

Author: SerVitasik

adminforth/spa/src/App.vue

@@ -84,7 +84,7 @@
     <div class="transition-all duration-300 ease-in-out max-w-[100vw]" 
       :class="{
         'sm:ml-18': isSidebarIconOnly,
-        'sm:ml-[264px]': !isSidebarIconOnly,
+        'sm:ml-[16.5rem]': !isSidebarIconOnly,
         'sm:max-w-[calc(100%-4.5rem)]': isSidebarIconOnly,
         'sm:max-w-[calc(100%-16rem)]': !isSidebarIconOnly
       }"