update search position in both desktop and launcher

src/gui/src/UI/UIWindowSearch.js

@@ -49,7 +49,7 @@ async function UIWindowSearch(options){
         allow_native_ctxmenu: true,
         allow_user_select: true,
         window_class: 'window-search',
-        backdrop: isMobile.phone,
+        backdrop: true,
         center: isMobile.phone,
         onAppend: function(el_window){
         },

src/gui/src/css/style.css

@@ -4611,12 +4611,15 @@ fieldset[name=number-code] {
 }
 
 /* Make sure the search wrapper doesn't interfere with scrolling */
-.device-phone .launch-search-wrapper {
+.launch-search-wrapper {
     position: sticky;
-    top: 0;
+    top: -3px;
     z-index: 1;
     background: rgba(231, 238, 245);
 }
+.device-phone .launch-search-wrapper {
+    top: 0;
+}
 
 .device-phone .popover-launcher{
     left: 50% !important;