Centralize menu button coordinate logic and replace popupwindows with dropdownmenu.

scss/main.scss

@@ -1,7 +1,7 @@
 * {
   all: unset;
   font-family: "Ubuntu Nerd Font";
-  font-size: 1.175rem;
+  font-size: 1.2rem;
   font-weight: 600;
 }
 

scss/menus/calendar.scss

@@ -7,10 +7,7 @@
   background: $crust;
   border: 0.13em solid $surface0;
   border-radius: 0.7em;
-}
-
-.window-content.calendarmenu-window {
-  margin-right: 0.50em;
+  margin-right: 0.5em;
 }
 
 .calendar-menu-item-container {

scss/menus/dashboard.scss

@@ -1,10 +1,7 @@
 @import "../colors";
 
-.window-content.dashboardmenu-window {
-    margin-left: 0.50em;
-}
-
 .dashboard-content-items {
+    margin-left: 0.50em;
     min-width: 28.5em;
     background: $crust;
     border: 0.13em solid $surface0;