diff --git a/ui/src/components/AuthLayout.tsx b/ui/src/components/AuthLayout.tsx
index b1e9cbc..6c6d5da 100644
--- a/ui/src/components/AuthLayout.tsx
+++ b/ui/src/components/AuthLayout.tsx
@@ -37,7 +37,7 @@ export default function AuthLayout({
     <>
       <GridBackground />
 
-      <div className="grid min-h-screen grid-rows-layout">
+      <div className="grid min-h-screen grid-rows-(--grid-layout)">
         <SimpleNavbar
           logoHref="/"
           actionElement={
diff --git a/ui/src/components/Checkbox.tsx b/ui/src/components/Checkbox.tsx
index de368f5..cdf29c5 100644
--- a/ui/src/components/Checkbox.tsx
+++ b/ui/src/components/Checkbox.tsx
@@ -15,7 +15,7 @@ const checkboxVariants = cva({
     "block rounded",
 
     // Colors
-    "border-slate-300 dark:border-slate-600 bg-slate-50 dark:bg-slate-800 text-blue-700 dark:text-blue-500 transition-colors",
+    "border-slate-300 dark:border-slate-600 bg-slate-50 dark:bg-slate-800 checked:accent-blue-700 checked:dark:accent-blue-500 transition-colors",
 
     // Hover
     "hover:bg-slate-200/50 dark:hover:bg-slate-700/50",
@@ -41,7 +41,9 @@ const Checkbox = forwardRef<HTMLInputElement, CheckBoxProps>(function Checkbox(
   ref,
 ) {
   const classes = checkboxVariants({ size });
-  return <input ref={ref} {...props} type="checkbox" className={clsx(classes, className)} />;
+  return (
+    <input ref={ref} {...props} type="checkbox" className={clsx(classes, className)} />
+  );
 });
 Checkbox.displayName = "Checkbox";
 
diff --git a/ui/src/components/GridBackground.tsx b/ui/src/components/GridBackground.tsx
index d0a73ce..7b4349e 100644
--- a/ui/src/components/GridBackground.tsx
+++ b/ui/src/components/GridBackground.tsx
@@ -1,8 +1,8 @@
 export default function GridBackground() {
   return (
-    <div className="absolute w-screen h-screen overflow-hidden isolate opacity-60">
+    <div className="absolute isolate h-screen w-screen overflow-hidden opacity-60">
       <svg
-        className="absolute inset-x-0 top-0 -z-10 h-[64rem] w-full stroke-gray-300 [mask-image:radial-gradient(center_at_32rem_32rem,white,transparent)] dark:stroke-slate-300/20"
+        className="absolute inset-x-0 top-0 -z-10 h-full w-full mask-radial-[32rem_32rem] mask-radial-from-white mask-radial-to-transparent mask-radial-at-center stroke-gray-300 dark:stroke-slate-300/20"
         aria-hidden="true"
       >
         <defs>
diff --git a/ui/src/components/Header.tsx b/ui/src/components/Header.tsx
index 5016af2..063c08a 100644
--- a/ui/src/components/Header.tsx
+++ b/ui/src/components/Header.tsx
@@ -55,7 +55,7 @@ export default function DashboardNavbar({
   //picture = "https://placehold.co/32x32"
 
   return (
-    <div className="w-full select-none border-b border-b-slate-800/20 bg-white dark:border-b-slate-300/20 dark:bg-slate-900">
+    <div className="w-full border-b border-b-slate-800/20 bg-white select-none dark:border-b-slate-300/20 dark:bg-slate-900">
       <Container>
         <div className="flex h-14 items-center justify-between">
           <div className="flex shrink-0 items-center gap-x-8">
@@ -81,7 +81,7 @@ export default function DashboardNavbar({
           </div>
           <div className="flex w-full items-center justify-end gap-x-2">
             <div className="flex shrink-0 items-center space-x-4">
-              <div className="hidden items-center gap-x-2 md:flex">
+              <div className="hidden items-stretch gap-x-2 md:flex">
                 {showConnectionStatus && (
                   <>
                     <div className="w-[159px]">
@@ -100,47 +100,50 @@ export default function DashboardNavbar({
                 )}
                 {isLoggedIn ? (
                   <>
-                    <hr className="h-[20px] w-[1px] border-none bg-slate-800/20 dark:bg-slate-300/20" />
+                    <hr className="h-[20px] w-[1px] self-center border-none bg-slate-800/20 dark:bg-slate-300/20" />
                     <div className="relative inline-block text-left">
                       <Menu>
-                        <MenuButton>
-                          <Button className="flex items-center gap-x-3 rounded-md border bg-white dark:border-slate-600 dark:bg-slate-800 dark:text-white border-slate-800/20 px-2 py-1.5">
-                            {picture
-                              ? (
-                                <img
-                                  src={picture}
-                                  alt="Avatar"
-                                  className="size-6 rounded-full border-2 border-transparent transition-colors group-hover:border-blue-700"
-                                />
-                              )
-                              : (
-                                <span className="max-w-[200px] text-sm/6 font-display font-semibold truncate">
-                                  {userEmail}
-                                </span>
-                              )
-                            }
+                        <MenuButton className="h-full">
+                          <Button className="flex h-full items-center gap-x-3 rounded-md border border-slate-800/20 bg-white px-2 py-1.5 dark:border-slate-600 dark:bg-slate-800 dark:text-white">
+                            {picture ? (
+                              <img
+                                src={picture}
+                                alt="Avatar"
+                                className="size-6 rounded-full border-2 border-transparent transition-colors group-hover:border-blue-700"
+                              />
+                            ) : userEmail ? (
+                              <span className="font-display max-w-[200px] truncate text-sm/6 font-semibold">
+                                {userEmail}
+                              </span>
+                            ) : null}
                             <ChevronDownIcon className="size-4 shrink-0 text-slate-900 dark:text-white" />
                           </Button>
                         </MenuButton>
                         <MenuItems
                           transition
                           anchor="bottom end"
-                          className="right-0 mt-1 w-56 origin-top-right data-closed:opacity-0 focus:outline-hidden">
+                          className="right-0 mt-1 w-56 origin-top-right p-px focus:outline-hidden data-closed:opacity-0"
+                        >
                           <MenuItem>
                             <Card className="overflow-hidden">
-                              <div className="space-y-1 p-1 dark:text-white">
-                                {userEmail && (
+                              {userEmail && (
+                                <div className="space-y-1 p-1 dark:text-white">
                                   <div className="border-b border-b-slate-800/20 dark:border-slate-300/20">
                                     <div className="p-2">
-                                      <div className="font-display text-xs">Logged in as</div>
-                                      <div className="max-w-[200px] truncate font-display text-sm font-semibold">
+                                      <div className="font-display text-xs">
+                                        Logged in as
+                                      </div>
+                                      <div className="font-display max-w-[200px] truncate text-sm font-semibold">
                                         {userEmail}
                                       </div>
                                     </div>
                                   </div>
-                                )}
-                              </div>
-                              <div className="space-y-1 p-1 dark:text-white" onClick={onLogout}>
+                                </div>
+                              )}
+                              <div
+                                className="space-y-1 p-1 dark:text-white"
+                                onClick={onLogout}
+                              >
                                 <button className="group flex w-full items-center gap-2 rounded-md px-2 py-1.5 text-sm transition-colors hover:bg-slate-100 dark:hover:bg-slate-700">
                                   <ArrowLeftEndOnRectangleIcon className="size-4" />
                                   <div className="font-display">Log out</div>
diff --git a/ui/src/components/WebRTCVideo.tsx b/ui/src/components/WebRTCVideo.tsx
index 0b0db3c..c6d0c86 100644
--- a/ui/src/components/WebRTCVideo.tsx
+++ b/ui/src/components/WebRTCVideo.tsx
@@ -673,7 +673,7 @@ export default function WebRTCVideo() {
   ]);
 
   return (
-    <div className="grid h-full w-full grid-rows-layout">
+    <div className="grid h-full w-full grid-rows-(--grid-layout)">
       <div className="flex min-h-[39.5px] flex-col">
         <div className="flex flex-col">
           <fieldset
@@ -699,7 +699,7 @@ export default function WebRTCVideo() {
           <div className="flex h-full flex-col">
             <div className="relative flex-grow overflow-hidden">
               <div className="flex h-full flex-col">
-                <div className="grid flex-grow grid-rows-bodyFooter overflow-hidden">
+                <div className="grid flex-grow grid-rows-(--grid-bodyFooter) overflow-hidden">
                   <div className="relative mx-4 my-2 flex items-center justify-center overflow-hidden">
                     <div className="relative flex h-full w-full items-center justify-center">
                       <div className="relative inline-block">
diff --git a/ui/src/components/popovers/ExtensionPopover.tsx b/ui/src/components/popovers/ExtensionPopover.tsx
index 7bf5aa0..2dc0204 100644
--- a/ui/src/components/popovers/ExtensionPopover.tsx
+++ b/ui/src/components/popovers/ExtensionPopover.tsx
@@ -84,7 +84,7 @@ export default function ExtensionPopover() {
   return (
     <GridCard>
       <div className="space-y-4 p-4 py-3">
-        <div className="grid h-full grid-rows-headerBody">
+        <div className="grid h-full grid-rows-(--grid-headerBody)">
           <div className="space-y-4">
             {activeExtension ? (
               // Extension Control View
diff --git a/ui/src/components/popovers/MountPopover.tsx b/ui/src/components/popovers/MountPopover.tsx
index ffc0c87..5816985 100644
--- a/ui/src/components/popovers/MountPopover.tsx
+++ b/ui/src/components/popovers/MountPopover.tsx
@@ -194,7 +194,7 @@ const MountPopopover = forwardRef<HTMLDivElement, object>((_props, ref) => {
   return (
     <GridCard>
       <div className="space-y-4 p-4 py-3">
-        <div ref={ref} className="grid h-full grid-rows-headerBody">
+        <div ref={ref} className="grid h-full grid-rows-(--grid-headerBody)">
           <div className="h-full space-y-4">
             <div className="space-y-4">
               <SettingsPageHeader
diff --git a/ui/src/components/popovers/PasteModal.tsx b/ui/src/components/popovers/PasteModal.tsx
index 1d95827..6f234a8 100644
--- a/ui/src/components/popovers/PasteModal.tsx
+++ b/ui/src/components/popovers/PasteModal.tsx
@@ -74,7 +74,7 @@ export default function PasteModal() {
   return (
     <GridCard>
       <div className="space-y-4 p-4 py-3">
-        <div className="grid h-full grid-rows-headerBody">
+        <div className="grid h-full grid-rows-(--grid-headerBody)">
           <div className="h-full space-y-4">
             <div className="space-y-4">
               <SettingsPageHeader
diff --git a/ui/src/components/popovers/WakeOnLan/Index.tsx b/ui/src/components/popovers/WakeOnLan/Index.tsx
index 3801461..f4f4951 100644
--- a/ui/src/components/popovers/WakeOnLan/Index.tsx
+++ b/ui/src/components/popovers/WakeOnLan/Index.tsx
@@ -102,7 +102,7 @@ export default function WakeOnLanModal() {
   return (
     <GridCard>
       <div className="space-y-4 p-4 py-3">
-        <div className="grid h-full grid-rows-headerBody">
+        <div className="grid h-full grid-rows-(--grid-headerBody)">
           <div className="space-y-4">
             <SettingsPageHeader
               title="Wake On LAN"
diff --git a/ui/src/components/sidebar/connectionStats.tsx b/ui/src/components/sidebar/connectionStats.tsx
index 460b35f..404deb1 100644
--- a/ui/src/components/sidebar/connectionStats.tsx
+++ b/ui/src/components/sidebar/connectionStats.tsx
@@ -99,7 +99,7 @@ export default function ConnectionStatsSidebar() {
   }, 500);
 
   return (
-    <div className="grid h-full grid-rows-headerBody shadow-xs">
+    <div className="grid h-full grid-rows-(--grid-headerBody) shadow-xs">
       <SidebarHeader title="Connection Stats" setSidebarView={setSidebarView} />
       <div className="h-full space-y-4 overflow-y-scroll bg-white px-4 py-2 pb-8 dark:bg-slate-900">
         <div className="space-y-4">
diff --git a/ui/src/index.css b/ui/src/index.css
index 13f99a8..1348c40 100644
--- a/ui/src/index.css
+++ b/ui/src/index.css
@@ -1,5 +1,11 @@
 @import "tailwindcss";
 @config "../tailwind.config.js";
+@plugin "@tailwindcss/typography";
+@plugin "@tailwindcss/forms";
+@plugin "@headlessui/tailwindcss";
+
+/* Dark mode uses CSS selector instead of prefers-color-scheme */
+@custom-variant dark (&:where(.dark, .dark *));
 
 html {
   @apply scroll-smooth;
@@ -12,6 +18,128 @@ body {
   overflow: auto;
 }
 
+@theme {
+  --font-sans: "Circular", sans-serif;
+  --font-display: "Circular", sans-serif;
+  --font-serif: "Circular", serif;
+  --font-mono: "Source Code Pro Variable", monospace;
+
+  --grid-layout: auto 1fr auto;
+  --grid-headerBody: auto 1fr;
+  --grid-bodyFooter: 1fr auto;
+  --grid-sidebar: 1fr minmax(360px, 25%);
+
+  --breakpoint-xs: 480px;
+  --breakpoint-2xl: 1440px;
+  --breakpoint-3xl: 1920px;
+  --breakpoint-4xl: 2560px;
+
+  /* Migrated animations */
+  --animate-enter: enter 0.2s ease-out;
+  --animate-leave: leave 0.15s ease-in forwards;
+  --animate-fadeInScale: fadeInScale 1s ease-out forwards;
+  --animate-fadeInScaleFloat:
+    fadeInScaleFloat 1s ease-out forwards, float 3s ease-in-out infinite;
+  --animate-fadeIn: fadeIn 1s ease-out forwards;
+  --animate-slideUpFade: slideUpFade 1s ease-out forwards;
+
+  --container-8xl: 88rem;
+  --container-9xl: 96rem;
+  --container-10xl: 104rem;
+  --container-11xl: 112rem;
+  --container-12xl: 120rem;
+
+  /* Migrated keyframes */
+  @keyframes enter {
+    0% {
+      opacity: 0;
+      transform: scale(0.9);
+    }
+    100% {
+      opacity: 1;
+      transform: scale(1);
+    }
+  }
+
+  @keyframes leave {
+    0% {
+      opacity: 1;
+      transform: scale(1);
+    }
+    100% {
+      opacity: 0;
+      transform: scale(0.9);
+    }
+  }
+
+  @keyframes fadeInScale {
+    0% {
+      opacity: 0;
+      transform: scale(0.98);
+    }
+    100% {
+      opacity: 1;
+      transform: scale(1);
+    }
+  }
+
+  @keyframes fadeInScaleFloat {
+    0% {
+      opacity: 0;
+      transform: scale(0.98) translateY(10px);
+    }
+    100% {
+      opacity: 1;
+      transform: scale(1) translateY(0);
+    }
+  }
+
+  @keyframes float {
+    0%,
+    100% {
+      transform: translateY(0);
+    }
+    50% {
+      transform: translateY(-10px);
+    }
+  }
+
+  @keyframes fadeIn {
+    0% {
+      opacity: 0;
+      transform: translateY(10px);
+    }
+    70% {
+      opacity: 0.8;
+      transform: translateY(1px);
+    }
+    100% {
+      opacity: 1;
+      transform: translateY(0);
+    }
+  }
+
+  @keyframes slideUpFade {
+    0% {
+      opacity: 0;
+      transform: translateY(20px);
+    }
+    100% {
+      opacity: 1;
+      transform: translateY(0);
+    }
+  }
+}
+
+@utility max-width-* {
+  max-width: --modifier(--container- *, [length], [ *]);
+}
+
+/* Ensure there is not a `ms` and ms -> `...)ms` */
+@utility animation-delay-* {
+  animation-delay: --value(integer) ms;
+}
+
 @property --grid-color-start {
   syntax: "<color>";
   initial-value: theme("colors.blue.50/10");
diff --git a/ui/src/routes/devices.$id.deregister.tsx b/ui/src/routes/devices.$id.deregister.tsx
index 55645f9..8c0a87f 100644
--- a/ui/src/routes/devices.$id.deregister.tsx
+++ b/ui/src/routes/devices.$id.deregister.tsx
@@ -71,7 +71,7 @@ export default function DevicesIdDeregister() {
   const error = useActionData() as { message: string };
 
   return (
-    <div className="grid min-h-screen grid-rows-layout">
+    <div className="grid min-h-screen grid-rows-(--grid-layout)">
       <DashboardNavbar
         isLoggedIn={!!user}
         primaryLinks={[{ title: "Cloud Devices", to: "/devices" }]}
diff --git a/ui/src/routes/devices.$id.rename.tsx b/ui/src/routes/devices.$id.rename.tsx
index d26070b..2852561 100644
--- a/ui/src/routes/devices.$id.rename.tsx
+++ b/ui/src/routes/devices.$id.rename.tsx
@@ -75,7 +75,7 @@ export default function DeviceIdRename() {
   const error = useActionData() as { message: string };
 
   return (
-    <div className="grid min-h-screen grid-rows-layout">
+    <div className="grid min-h-screen grid-rows-(--grid-layout)">
       <DashboardNavbar
         isLoggedIn={!!user}
         primaryLinks={[{ title: "Cloud Devices", to: "/devices" }]}
diff --git a/ui/src/routes/devices.$id.setup.tsx b/ui/src/routes/devices.$id.setup.tsx
index f157ed5..1c477d6 100644
--- a/ui/src/routes/devices.$id.setup.tsx
+++ b/ui/src/routes/devices.$id.setup.tsx
@@ -56,7 +56,7 @@ export default function SetupRoute() {
   return (
     <>
       <GridBackground />
-      <div className="grid min-h-screen grid-rows-layout">
+      <div className="grid min-h-screen grid-rows-(--grid-layout)">
         <SimpleNavbar />
         <Container>
           <div className="flex items-center justify-center w-full h-full isolate">
diff --git a/ui/src/routes/devices.$id.tsx b/ui/src/routes/devices.$id.tsx
index fe13fe2..2e789a6 100644
--- a/ui/src/routes/devices.$id.tsx
+++ b/ui/src/routes/devices.$id.tsx
@@ -795,7 +795,7 @@ export default function KvmIdRoute() {
           </div>
         </FocusTrap>
 
-        <div className="grid h-full select-none grid-rows-headerBody">
+        <div className="grid h-full grid-rows-(--grid-headerBody) select-none">
           <DashboardNavbar
             primaryLinks={isOnDevice ? [] : [{ title: "Cloud Devices", to: "/devices" }]}
             showConnectionStatus={true}
@@ -809,7 +809,7 @@ export default function KvmIdRoute() {
             <WebRTCVideo />
             <div
               style={{ animationDuration: "500ms" }}
-              className="pointer-events-none absolute inset-0 flex animate-slideUpFade items-center justify-center p-4"
+              className="animate-slideUpFade pointer-events-none absolute inset-0 flex items-center justify-center p-4"
             >
               <div className="relative h-full max-h-[720px] w-full max-w-[1280px] rounded-md">
                 {!!ConnectionStatusElement && ConnectionStatusElement}
diff --git a/ui/src/routes/devices.already-adopted.tsx b/ui/src/routes/devices.already-adopted.tsx
index 671ac00..ee189a8 100644
--- a/ui/src/routes/devices.already-adopted.tsx
+++ b/ui/src/routes/devices.already-adopted.tsx
@@ -8,7 +8,7 @@ export default function DevicesAlreadyAdopted() {
     <>
       <GridBackground />
 
-      <div className="grid min-h-screen grid-rows-layout">
+      <div className="grid min-h-screen grid-rows-(--grid-layout)">
         <SimpleNavbar />
         <Container>
           <div className="flex items-center justify-center w-full h-full isolate">
diff --git a/ui/src/routes/devices.tsx b/ui/src/routes/devices.tsx
index 9090646..b6af0f0 100644
--- a/ui/src/routes/devices.tsx
+++ b/ui/src/routes/devices.tsx
@@ -40,7 +40,7 @@ export default function DevicesRoute() {
   useInterval(revalidate.revalidate, 4000);
   return (
     <div className="relative h-full">
-      <div className="grid h-full select-none grid-rows-headerBody">
+      <div className="grid h-full select-none grid-rows-(--grid-headerBody)">
         <DashboardNavbar
           isLoggedIn={!!user}
           primaryLinks={[{ title: "Cloud Devices", to: "/devices" }]}
@@ -102,4 +102,4 @@ export default function DevicesRoute() {
   );
 }
 
-DevicesRoute.loader = loader;
\ No newline at end of file
+DevicesRoute.loader = loader;
diff --git a/ui/src/routes/login-local.tsx b/ui/src/routes/login-local.tsx
index 19d3f95..9258639 100644
--- a/ui/src/routes/login-local.tsx
+++ b/ui/src/routes/login-local.tsx
@@ -56,7 +56,7 @@ export default function LoginLocalRoute() {
   return (
     <>
       <GridBackground />
-      <div className="grid min-h-screen grid-rows-layout">
+      <div className="grid min-h-screen grid-rows-(--grid-layout)">
         <SimpleNavbar />
         <Container>
           <div className="isolate flex h-full w-full items-center justify-center">
diff --git a/ui/src/routes/welcome-local.mode.tsx b/ui/src/routes/welcome-local.mode.tsx
index 68babaf..d3f9d3e 100644
--- a/ui/src/routes/welcome-local.mode.tsx
+++ b/ui/src/routes/welcome-local.mode.tsx
@@ -14,7 +14,6 @@ import api from "../api";
 
 import { DeviceStatus } from "./welcome-local";
 
-
 const loader = async () => {
   const res = await api
     .GET(`${DEVICE_API}/device/status`)
@@ -59,18 +58,24 @@ export default function WelcomeLocalModeRoute() {
       <GridBackground />
       <div className="grid min-h-screen">
         <Container>
-          <div className="flex items-center justify-center w-full h-full isolate">
+          <div className="isolate flex h-full w-full items-center justify-center">
             <div className="max-w-xl space-y-8">
-              <div className="flex items-center justify-center animate-fadeIn">
-                <img src={LogoWhiteIcon} alt="" className="-ml-4 h-[32px] hidden dark:block" />
+              <div className="animate-fadeIn flex items-center justify-center opacity-0">
+                <img
+                  src={LogoWhiteIcon}
+                  alt=""
+                  className="-ml-4 hidden h-[32px] dark:block"
+                />
                 <img src={LogoBlueIcon} alt="" className="-ml-4 h-[32px] dark:hidden" />
               </div>
 
               <div
-                className="space-y-2 text-center animate-fadeIn"
+                className="animate-fadeIn space-y-2 text-center opacity-0"
                 style={{ animationDelay: "200ms" }}
               >
-                <h1 className="text-4xl font-semibold text-black dark:text-white">Local Authentication Method</h1>
+                <h1 className="text-4xl font-semibold text-black dark:text-white">
+                  Local Authentication Method
+                </h1>
                 <p className="font-medium text-slate-600 dark:text-slate-400">
                   Select how you{"'"}d like to secure your JetKVM device locally.
                 </p>
@@ -78,7 +83,7 @@ export default function WelcomeLocalModeRoute() {
 
               <Form method="POST" className="space-y-8">
                 <div
-                  className="grid grid-cols-1 gap-6 animate-fadeIn sm:grid-cols-2"
+                  className="animate-fadeIn grid grid-cols-1 gap-6 opacity-0 sm:grid-cols-2"
                   style={{ animationDelay: "400ms" }}
                 >
                   {["password", "noPassword"].map(mode => (
@@ -90,14 +95,14 @@ export default function WelcomeLocalModeRoute() {
                       })}
                     >
                       <div
-                        className="relative flex flex-col items-center p-6 cursor-pointer select-none"
+                        className="relative flex cursor-pointer flex-col items-center p-6 select-none"
                         onClick={() => setSelectedMode(mode as "password" | "noPassword")}
                       >
                         <div className="space-y-0 text-center">
                           <h3 className="text-base font-bold text-black dark:text-white">
                             {mode === "password" ? "Password protected" : "No Password"}
                           </h3>
-                          <p className="mt-2 text-sm text-center text-gray-600 dark:text-gray-400">
+                          <p className="mt-2 text-center text-sm text-gray-600 dark:text-gray-400">
                             {mode === "password"
                               ? "Secure your device with a password for added protection."
                               : "Quick access without password authentication."}
@@ -111,7 +116,7 @@ export default function WelcomeLocalModeRoute() {
                           onChange={() => {
                             setSelectedMode(mode as "password" | "noPassword");
                           }}
-                          className="absolute w-4 h-4 text-blue-600 right-2 top-2"
+                          className="absolute top-2 right-2 h-4 w-4 text-blue-600"
                         />
                       </div>
                     </GridCard>
@@ -120,7 +125,7 @@ export default function WelcomeLocalModeRoute() {
 
                 {actionData?.error && (
                   <p
-                    className="text-sm text-center text-red-600 dark:text-red-400 animate-fadeIn"
+                    className="animate-fadeIn text-center text-sm text-red-600 opacity-0 dark:text-red-400"
                     style={{ animationDelay: "500ms" }}
                   >
                     {actionData.error}
@@ -128,7 +133,7 @@ export default function WelcomeLocalModeRoute() {
                 )}
 
                 <div
-                  className="max-w-sm mx-auto animate-fadeIn"
+                  className="animate-fadeIn mx-auto max-w-sm opacity-0"
                   style={{ animationDelay: "500ms" }}
                 >
                   <Button
@@ -144,7 +149,7 @@ export default function WelcomeLocalModeRoute() {
               </Form>
 
               <p
-                className="max-w-md mx-auto text-xs text-center animate-fadeIn text-slate-500 dark:text-slate-400"
+                className="animate-fadeIn mx-auto max-w-md text-center text-xs text-slate-500 opacity-0 dark:text-slate-400"
                 style={{ animationDelay: "600ms" }}
               >
                 You can always change your authentication method later in the settings.
diff --git a/ui/src/routes/welcome-local.password.tsx b/ui/src/routes/welcome-local.password.tsx
index fd2fc52..4b2c05d 100644
--- a/ui/src/routes/welcome-local.password.tsx
+++ b/ui/src/routes/welcome-local.password.tsx
@@ -69,28 +69,34 @@ export default function WelcomeLocalPasswordRoute() {
       <GridBackground />
       <div className="grid min-h-screen">
         <Container>
-          <div className="flex items-center justify-center w-full h-full isolate">
+          <div className="isolate flex h-full w-full items-center justify-center">
             <div className="max-w-2xl space-y-8">
-              <div className="flex items-center justify-center animate-fadeIn">
-                <img src={LogoWhiteIcon} alt="" className="-ml-4 h-[32px] hidden dark:block" />
+              <div className="animate-fadeIn flex items-center justify-center opacity-0">
+                <img
+                  src={LogoWhiteIcon}
+                  alt=""
+                  className="-ml-4 hidden h-[32px] dark:block"
+                />
                 <img src={LogoBlueIcon} alt="" className="-ml-4 h-[32px] dark:hidden" />
               </div>
 
               <div
-                className="space-y-2 text-center animate-fadeIn"
+                className="animate-fadeIn space-y-2 text-center opacity-0"
                 style={{ animationDelay: "200ms" }}
               >
-                <h1 className="text-4xl font-semibold text-black dark:text-white">Set a Password</h1>
+                <h1 className="text-4xl font-semibold text-black dark:text-white">
+                  Set a Password
+                </h1>
                 <p className="font-medium text-slate-600 dark:text-slate-400">
                   Create a strong password to secure your JetKVM device locally.
                 </p>
               </div>
 
               <Fieldset className="space-y-12">
-                <Form method="POST" className="max-w-sm mx-auto space-y-4">
+                <Form method="POST" className="mx-auto max-w-sm space-y-4">
                   <div className="space-y-4">
                     <div
-                      className="animate-fadeIn"
+                      className="animate-fadeIn opacity-0"
                       style={{ animationDelay: "400ms" }}
                     >
                       <InputFieldWithLabel
@@ -106,21 +112,21 @@ export default function WelcomeLocalPasswordRoute() {
                               onClick={() => setShowPassword(false)}
                               className="pointer-events-auto"
                             >
-                              <LuEye className="w-4 h-4 cursor-pointer text-slate-500 dark:text-slate-400" />
+                              <LuEye className="h-4 w-4 cursor-pointer text-slate-500 dark:text-slate-400" />
                             </div>
                           ) : (
                             <div
                               onClick={() => setShowPassword(true)}
                               className="pointer-events-auto"
                             >
-                              <LuEyeOff className="w-4 h-4 cursor-pointer text-slate-500 dark:text-slate-400" />
+                              <LuEyeOff className="h-4 w-4 cursor-pointer text-slate-500 dark:text-slate-400" />
                             </div>
                           )
                         }
                       />
                     </div>
                     <div
-                      className="animate-fadeIn"
+                      className="animate-fadeIn opacity-0"
                       style={{ animationDelay: "400ms" }}
                     >
                       <InputFieldWithLabel
@@ -137,7 +143,7 @@ export default function WelcomeLocalPasswordRoute() {
                   {actionData?.error && <p className="text-sm text-red-600">{}</p>}
 
                   <div
-                    className="animate-fadeIn"
+                    className="animate-fadeIn opacity-0"
                     style={{ animationDelay: "600ms" }}
                   >
                     <Button
@@ -153,7 +159,7 @@ export default function WelcomeLocalPasswordRoute() {
               </Fieldset>
 
               <p
-                className="max-w-md text-xs text-center animate-fadeIn text-slate-500 dark:text-slate-400"
+                className="animate-fadeIn max-w-md text-center text-xs text-slate-500 opacity-0 dark:text-slate-400"
                 style={{ animationDelay: "800ms" }}
               >
                 This password will be used to secure your device data and protect against
diff --git a/ui/src/routes/welcome-local.tsx b/ui/src/routes/welcome-local.tsx
index af6a55f..a0a5689 100644
--- a/ui/src/routes/welcome-local.tsx
+++ b/ui/src/routes/welcome-local.tsx
@@ -13,8 +13,6 @@ import { DEVICE_API } from "@/ui.config";
 
 import api from "../api";
 
-
-
 export interface DeviceStatus {
   isSetup: boolean;
 }
@@ -43,19 +41,24 @@ export default function WelcomeRoute() {
       <div className="grid min-h-screen">
         {imageLoaded && (
           <Container>
-            <div className="flex items-center justify-center w-full h-full isolate">
+            <div className="isolate flex h-full w-full items-center justify-center">
               <div className="max-w-3xl text-center">
                 <div className="space-y-8">
                   <div className="space-y-4">
-                    <div className="flex items-center justify-center animate-fadeIn animation-delay-1000">
-                      <img src={LogoWhiteIcon} alt="JetKVM Logo" className="h-[32px] hidden dark:block" />
-                      <img src={LogoBlueIcon} alt="JetKVM Logo" className="h-[32px] dark:hidden" />
+                    <div className="animate-fadeIn animation-delay-1000 flex items-center justify-center opacity-0">
+                      <img
+                        src={LogoWhiteIcon}
+                        alt="JetKVM Logo"
+                        className="hidden h-[32px] dark:block"
+                      />
+                      <img
+                        src={LogoBlueIcon}
+                        alt="JetKVM Logo"
+                        className="h-[32px] dark:hidden"
+                      />
                     </div>
 
-                    <div
-                      className="space-y-1 animate-fadeIn"
-                      style={{ animationDelay: "1500ms" }}
-                    >
+                    <div className="animate-fadeIn animation-delay-1500 space-y-1 opacity-0">
                       <h1 className="text-4xl font-semibold text-black dark:text-white">
                         Welcome to JetKVM
                       </h1>
@@ -69,22 +72,19 @@ export default function WelcomeRoute() {
                     <img
                       src={DeviceImage}
                       alt="JetKVM Device"
-                      className="animation-delay-0 max-w-md scale-[0.98] animate-fadeInScaleFloat transition-all duration-1000 ease-out"
+                      className="animation-delay-300 animate-fadeInScaleFloat max-w-md scale-[0.98] opacity-0 transition-all duration-1000 ease-out"
                     />
                   </div>
                 </div>
                 <div className="-mt-8 space-y-4">
                   <p
                     style={{ animationDelay: "2000ms" }}
-                    className="max-w-lg mx-auto text-lg animate-fadeIn text-slate-700 dark:text-slate-300"
+                    className="animate-fadeIn mx-auto max-w-lg text-lg text-slate-700 opacity-0 dark:text-slate-300"
                   >
                     JetKVM combines powerful hardware with intuitive software to provide a
                     seamless remote control experience.
                   </p>
-                  <div
-                    style={{ animationDelay: "2300ms" }}
-                    className="animate-fadeIn"
-                  >
+                  <div className="animate-fadeIn animation-delay-2300 opacity-0">
                     <LinkButton
                       size="LG"
                       theme="light"
diff --git a/ui/tailwind.config.js b/ui/tailwind.config.js
index 0b3c43e..1238a5c 100644
--- a/ui/tailwind.config.js
+++ b/ui/tailwind.config.js
@@ -5,98 +5,9 @@ import plugin from "tailwindcss/plugin";
 
 /** @type {import("tailwindcss").Config} */
 export default {
-  content: ["./src/**/*.{ts,tsx,svg}", "./index.html"],
   darkMode: "selector",
-  theme: {
-    extend: {
-      gridTemplateRows: {
-        layout: "auto 1fr auto",
-        headerBody: "auto 1fr",
-        bodyFooter: "1fr auto",
-      },
-      gridTemplateColumns: {
-        sidebar: "1fr minmax(360px, 25%)",
-      },
-      screens: {
-        xs: "480px",
-        "2xl": "1440px",
-        "3xl": "1920px",
-        "4xl": "2560px",
-      },
-      fontFamily: {
-        sans: ["Circular", ...defaultTheme.fontFamily.sans],
-        display: ["Circular", ...defaultTheme.fontFamily.sans],
-        mono: ["Source Code Pro Variable", ...defaultTheme.fontFamily.mono],
-      },
-      maxWidth: {
-        "8xl": "88rem",
-        "9xl": "96rem",
-        "10xl": "104rem",
-        "11xl": "112rem",
-        "12xl": "120rem",
-      },
-      animation: {
-        enter: "enter .2s ease-out",
-        leave: "leave .15s ease-in forwards",
-        fadeInScale: "fadeInScale 1s ease-out forwards",
-        fadeInScaleFloat:
-          "fadeInScaleFloat 1s ease-out forwards, float 3s ease-in-out infinite",
-        fadeIn: "fadeIn 1s ease-out forwards",
-        slideUpFade: "slideUpFade 1s ease-out forwards",
-      },
-      animationDelay: {
-        1000: "1000ms",
-        1500: "1500ms",
-      },
-      keyframes: {
-        enter: {
-          "0%": {
-            opacity: "0",
-            transform: "scale(.9)",
-          },
-          "100%": {
-            opacity: "1",
-            transform: "scale(1)",
-          },
-        },
-        leave: {
-          "0%": {
-            opacity: "1",
-            transform: "scale(1)",
-          },
-          "100%": {
-            opacity: "0",
-            transform: "scale(.9)",
-          },
-        },
-        fadeInScale: {
-          "0%": { opacity: "0", transform: "scale(0.98)" },
-          "100%": { opacity: "1", transform: "scale(1)" },
-        },
-        fadeInScaleFloat: {
-          "0%": { opacity: "0", transform: "scale(0.98) translateY(10px)" },
-          "100%": { opacity: "1", transform: "scale(1) translateY(0)" },
-        },
-        float: {
-          "0%, 100%": { transform: "translateY(0)" },
-          "50%": { transform: "translateY(-10px)" },
-        },
-        fadeIn: {
-          "0%": { opacity: "0", transform: "translateY(10px)" },
-          "70%": { opacity: "0.8", transform: "translateY(1px)" },
-          "100%": { opacity: "1", transform: "translateY(0)" },
-        },
-        slideUpFade: {
-          "0%": { opacity: "0", transform: "translateY(20px)" },
-          "100%": { opacity: "1", transform: "translateY(0)" },
-        },
-      },
-    },
-  },
   plugins: [
     require("@tailwindcss/forms"),
-    require("@tailwindcss/typography"),
-    require("@headlessui/tailwindcss"),
     plugin(function ({ addVariant }) {
       addVariant("disabled-within", `&:has(input:is(:disabled),button:is(:disabled))`);
     }),
@@ -142,12 +53,5 @@ export default {
         },
       );
     },
-    function ({ addUtilities, theme }) {
-      const animationDelays = theme("animationDelay");
-      const utilities = Object.entries(animationDelays).map(([key, value]) => ({
-        [`.animation-delay-${key}`]: { animationDelay: value },
-      }));
-      addUtilities(utilities);
-    },
   ],
 };