Fix: add macos compatible fallback fonts for textarea (#64)

Co-authored-by: lscambo13 <32175188+lscambo13@users.noreply.github.com>

Theme/ElegantFin-theme-nightly.css

@@ -2888,7 +2888,7 @@ div[data-role=controlgroup] a.ui-btn-active {
 }
 
 .emby-textarea {
-    font-family: consolas;
+    font-family: consolas, monaco, monospace;
 }
 
 .emby-select-withcolor,
@@ -3600,4 +3600,4 @@ ul.MuiList-root.MuiMenu-list.MuiList-dense>div:first-child {
 
 .remoteControlContent {
     padding: 0 var(--sidePadding) !important;
-}
+}