fix: overlay styling

src/routes/(app)/+layout.svelte

@@ -105,7 +105,7 @@
 		{#if !['user', 'admin'].includes($user.role)}
 			<div class="fixed w-full h-full flex z-50">
 				<div
-					class="absolute rounded-xl w-full h-full backdrop-blur-md bg-white/20 dark:bg-gray-900/50 flex justify-center"
+					class="absolute w-full h-full backdrop-blur-md bg-white/20 dark:bg-gray-900/50 flex justify-center"
 				>
 					<div class="m-auto pb-44 flex flex-col justify-center">
 						<div class="max-w-md">
@@ -144,7 +144,7 @@
 		{:else if checkVersion(REQUIRED_OLLAMA_VERSION, ollamaVersion ?? '0')}
 			<div class="fixed w-full h-full flex z-50">
 				<div
-					class="absolute rounded-xl w-full h-full backdrop-blur-md bg-white/20 dark:bg-gray-900/50 flex justify-center"
+					class="absolute w-full h-full backdrop-blur-md bg-white/20 dark:bg-gray-900/50 flex justify-center"
 				>
 					<div class="m-auto pb-44 flex flex-col justify-center">
 						<div class="max-w-md">
@@ -186,7 +186,7 @@
 		{:else if localDBChats.length > 0}
 			<div class="fixed w-full h-full flex z-50">
 				<div
-					class="absolute rounded-xl w-full h-full backdrop-blur-md bg-white/20 dark:bg-gray-900/50 flex justify-center"
+					class="absolute w-full h-full backdrop-blur-md bg-white/20 dark:bg-gray-900/50 flex justify-center"
 				>
 					<div class="m-auto pb-44 flex flex-col justify-center">
 						<div class="max-w-md">