diff --git a/package-lock.json b/package-lock.json
index 73a1c440..66888cee 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -35,6 +35,7 @@
         "flexsearch": "^0.7.31",
         "fontkit": "^2.0.2",
         "glob": "^10.3.4",
+        "hotkeys-js": "^3.12.0",
         "jsdom": "^22.1.0",
         "npm-run-all": "^4.1.5",
         "patch-package": "^8.0.0",
@@ -6273,6 +6274,12 @@
         "node": ">=10"
       }
     },
+    "node_modules/hotkeys-js": {
+      "version": "3.12.0",
+      "resolved": "https://registry.npmjs.org/hotkeys-js/-/hotkeys-js-3.12.0.tgz",
+      "integrity": "sha512-Z+N573ycUKIGwFYS3ID1RzMJiGmtWMGKMiaNLyJS8B1ei+MllF4ZYmKS2T0kMWBktOz+WZLVNikftEgnukOrXg==",
+      "dev": true
+    },
     "node_modules/html-encoding-sniffer": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/html-encoding-sniffer/-/html-encoding-sniffer-3.0.0.tgz",
diff --git a/package.json b/package.json
index 8dbf6d58..f1cb9ead 100644
--- a/package.json
+++ b/package.json
@@ -55,6 +55,7 @@
     "flexsearch": "^0.7.31",
     "fontkit": "^2.0.2",
     "glob": "^10.3.4",
+    "hotkeys-js": "^3.12.0",
     "jsdom": "^22.1.0",
     "npm-run-all": "^4.1.5",
     "patch-package": "^8.0.0",
@@ -80,4 +81,4 @@
     "vitest": "^0.34.4"
   },
   "type": "module"
-}
+}
\ No newline at end of file
diff --git a/src/lib/components/ActionListItem.svelte b/src/lib/components/ActionListItem.svelte
index a3ae7949..b9973c8a 100644
--- a/src/lib/components/ActionListItem.svelte
+++ b/src/lib/components/ActionListItem.svelte
@@ -22,7 +22,7 @@
         <i>{key.description}</i>
       {/if}
     </div>
-    <span class:icon={!!key.icon} class="key">{key.icon || key.id || `0x${key.code.toString(16)}`}</span>
+    <kbd class:icon={!!key.icon}>{key.icon || key.id || `0x${key.code.toString(16)}`}</kbd>
   {:else}
     <span class="key">0x{key.toString(16)}</span>
   {/if}
@@ -61,18 +61,4 @@
 
     text-align: start;
   }
-
-  .key {
-    display: flex;
-    align-items: center;
-    justify-content: center;
-
-    min-width: 32px;
-    padding: 4px;
-
-    font-weight: 600;
-
-    border: 1px solid currentcolor;
-    border-radius: 4px;
-  }
 </style>
diff --git a/src/lib/components/Button.svelte b/src/lib/components/Button.svelte
new file mode 100644
index 00000000..e69de29b
diff --git a/src/lib/components/Terminal.svelte b/src/lib/components/Terminal.svelte
index ed460f30..8c05622c 100644
--- a/src/lib/components/Terminal.svelte
+++ b/src/lib/components/Terminal.svelte
@@ -16,7 +16,13 @@
 <form on:submit={submit}>
   <div bind:this={io} class="io">
     {#each $serialLog as { type, value }}
-      <p class={type} transition:slide>{value}</p>
+      {#if type === "input"}
+        <code transition:slide>{value}</code>
+      {:else if type === "output"}
+        <samp transition:slide>{value}</samp>
+      {:else}
+        <p transition:slide>{value}</p>
+      {/if}
     {/each}
     <div class="anchor" />
   </div>
@@ -111,17 +117,15 @@
     height: 1px;
   }
 
+  code,
+  samp,
   p {
+    display: block;
     overflow-anchor: none;
     margin-block: 0.15rem;
   }
 
-  p.input {
-    margin-block-end: 0.25rem;
-    font-weight: bold;
-  }
-
-  p.system {
+  p {
     display: flex;
     justify-content: center;
 
@@ -134,8 +138,9 @@
     border-radius: 8px;
   }
 
-  p.input::before {
+  code::before {
     content: "> ";
+    margin-block-end: 0.25rem;
     font-weight: 900;
     color: var(--md-sys-color-primary);
   }
diff --git a/src/lib/components/Tooltip.svelte b/src/lib/components/Tooltip.svelte
new file mode 100644
index 00000000..b8153143
--- /dev/null
+++ b/src/lib/components/Tooltip.svelte
@@ -0,0 +1,22 @@
+<script lang="ts">
+  export let title: string | undefined
+  export let shortcut: string | undefined
+</script>
+
+{#if title}
+  <p>{title}</p>
+{/if}
+
+{#if shortcut}
+  <kbd>
+    {#each shortcut.split("+") as key}
+      <kbd>{key}</kbd>
+    {/each}
+  </kbd>
+{/if}
+
+<style lang="scss">
+  p {
+    margin-block: 0;
+  }
+</style>
diff --git a/src/lib/components/layout/ActionSelector.svelte b/src/lib/components/layout/ActionSelector.svelte
index de709204..ce3e584b 100644
--- a/src/lib/components/layout/ActionSelector.svelte
+++ b/src/lib/components/layout/ActionSelector.svelte
@@ -5,6 +5,7 @@
   import {createEventDispatcher} from "svelte"
   import ActionListItem from "$lib/components/ActionListItem.svelte"
   import LL from "../../../i18n/i18n-svelte"
+  import {action} from "$lib/title"
 
   export let currentAction: number
 
@@ -38,10 +39,6 @@
   function keyboardNavigation(event: KeyboardEvent) {
     if (event.shiftKey && event.key === "Enter") {
       dispatch("select", exact)
-    } else if (event.shiftKey && event.key === "Escape") {
-      dispatch("select", 0)
-    } else if (event.key === "Escape") {
-      dispatch("close")
     } else if (event.key === "ArrowDown") {
       const element =
         resultList.querySelector("li:focus-within")?.nextSibling ?? resultList.querySelector("li:not(.exact)")
@@ -88,11 +85,14 @@
         }}
         placeholder={$LL.actionSearch.PLACEHOLDER()}
       />
-      <button on:click={() => select(0)}
-        ><div><span class="icon key-hint">shift</span>+<span class="key-hint">ESC</span></div>
-        {$LL.actionSearch.DELETE()}</button
+      <button on:click={() => select(0)} use:action={{shortcut: "shift+esc"}}
+        >{$LL.actionSearch.DELETE()}</button
+      >
+      <button
+        use:action={{title: $LL.modal.CLOSE(), shortcut: "esc"}}
+        class="icon"
+        on:click={() => dispatch("close")}>close</button
       >
-      <button title={$LL.modal.CLOSE()} class="icon" on:click={() => dispatch("close")}>close</button>
     </div>
     <aside>
       <h3>{$LL.actionSearch.CURRENT_ACTION()}</h3>
@@ -101,11 +101,7 @@
     <ul bind:this={resultList}>
       {#if exact !== undefined}
         <li class="exact">
-          <i
-            >Exact match&nbsp;<span class="icon key-hint">shift</span>+<span class="icon key-hint"
-              >keyboard_return</span
-            ></i
-          >
+          <i>Exact match</i>
           <ActionListItem id={exact} on:click={() => select(exact)} />
         </li>
       {/if}
@@ -165,38 +161,6 @@
     gap: 4px;
     align-items: center;
     margin-inline: 16px;
-
-    > button {
-      display: flex;
-      flex-direction: column;
-      align-items: center;
-      justify-content: center;
-
-      height: fit-content;
-
-      color: currentcolor;
-
-      background: none;
-      border: none;
-      border-radius: 100%;
-
-      &:not(.icon) {
-        font-family: inherit;
-        font-weight: bold;
-      }
-
-      & > div {
-        display: flex;
-        gap: 2px;
-        align-items: center;
-      }
-
-      &:last-child {
-        aspect-ratio: 1;
-        color: var(--md-sys-color-on-surface-variant);
-        background: var(--md-sys-color-surface-variant);
-      }
-    }
   }
 
   .content {
@@ -281,26 +245,4 @@
       border-radius: 0 0 8px 8px;
     }
   }
-
-  .key-hint {
-    display: inline-flex;
-    align-items: center;
-    justify-content: center;
-
-    height: 20px;
-    margin-block: 6px;
-    padding: 2px;
-
-    font-size: 14px;
-    font-weight: normal;
-    color: currentcolor;
-
-    border: 1px solid currentcolor;
-    border-radius: 4px;
-
-    &.icon {
-      padding: 0;
-      font-size: 18px;
-    }
-  }
 </style>
diff --git a/src/lib/components/layout/Layout.svelte b/src/lib/components/layout/Layout.svelte
index 97cede05..c37c52ef 100644
--- a/src/lib/components/layout/Layout.svelte
+++ b/src/lib/components/layout/Layout.svelte
@@ -1,6 +1,7 @@
 <script lang="ts">
   import {serialPort} from "$lib/serial/connection"
   import LayoutCC1 from "$lib/components/layout/LayoutCC1.svelte"
+  import {action} from "$lib/title"
 
   $: device = $serialPort?.device ?? "ONE"
   let activeLayer = 0
@@ -16,8 +17,8 @@
   <fieldset>
     {#each layers as [title, icon, value]}
       <button
-        {title}
         class="icon"
+        use:action={{title, shortcut: `alt+${value + 1}`}}
         on:click={() => (activeLayer = value)}
         class:active={activeLayer === value}
       >
@@ -71,13 +72,19 @@
       outline: 8px solid var(--md-sys-color-background);
     }
 
+    &:first-child,
+    &:last-child {
+      aspect-ratio: unset;
+      height: unset;
+    }
+
     &:first-child {
-      padding-inline-end: 16px;
+      padding-inline: 4px 16px;
       border-radius: 16px 0 0 16px;
     }
 
     &:last-child {
-      padding-inline-start: 16px;
+      padding-inline: 16px 4px;
       border-radius: 0 16px 16px 0;
     }
 
diff --git a/src/lib/components/layout/RingInput.svelte b/src/lib/components/layout/RingInput.svelte
index 37a7534c..054d0d5f 100644
--- a/src/lib/components/layout/RingInput.svelte
+++ b/src/lib/components/layout/RingInput.svelte
@@ -121,6 +121,8 @@
   }
 
   button {
+    all: unset;
+
     cursor: pointer;
 
     position: absolute;
@@ -131,7 +133,7 @@
     height: 100cqh;
     padding: 0;
 
-    font-family: "Noto Sans Mono", monospace;
+    font-family: inherit;
     font-size: 16px;
     font-weight: 900;
     color: var(--md-sys-color-on-surface-variant);
diff --git a/src/lib/style/_kbd.scss b/src/lib/style/_kbd.scss
new file mode 100644
index 00000000..24eab6b5
--- /dev/null
+++ b/src/lib/style/_kbd.scss
@@ -0,0 +1,35 @@
+kbd {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+
+  height: 20px;
+  margin-block: 6px;
+  padding: 4px;
+
+  font-size: 14px;
+  font-weight: normal;
+  color: currentcolor;
+
+  border: 1px solid currentcolor;
+  border-radius: 4px;
+
+  &.icon {
+    padding: 2px;
+    font-size: 18px;
+  }
+
+  &:has(> kbd) {
+    gap: 4px;
+    padding: 0;
+    border: none;
+  }
+
+  > kbd {
+    padding: 2px;
+
+    &.icon {
+      padding: 0;
+    }
+  }
+}
diff --git a/src/lib/style/form/_button.scss b/src/lib/style/form/_button.scss
new file mode 100644
index 00000000..88069056
--- /dev/null
+++ b/src/lib/style/form/_button.scss
@@ -0,0 +1,69 @@
+a {
+  text-decoration: none;
+}
+
+a,
+label:has(input),
+button {
+  cursor: pointer;
+
+  display: flex;
+  gap: 4px;
+  align-items: center;
+  justify-content: center;
+
+  width: max-content;
+  height: 48px;
+  padding-block: 8px;
+  padding-inline: 16px;
+
+  font-family: inherit;
+  font-weight: 600;
+  color: currentcolor;
+
+  background: transparent;
+  border: none;
+  border-radius: 32px;
+
+  transition: all 250ms ease;
+
+  &.icon {
+    aspect-ratio: 1;
+    padding-block: 0;
+    padding-inline: 0;
+
+    font-size: 24px;
+
+    border-radius: 50%;
+  }
+
+  &.primary {
+    color: var(--md-sys-color-on-primary);
+    background: var(--md-sys-color-primary);
+  }
+}
+
+label:has(input):hover,
+.button:hover:not(:active),
+a:hover:not(:active),
+button:hover:not(:active) {
+  filter: brightness(70%);
+  transition: filter 250ms ease;
+
+  &:has(:checked),
+  &.active {
+    filter: brightness(120%);
+  }
+
+  &:disabled,
+  &.disabled {
+    opacity: 0.5;
+    filter: none;
+  }
+}
+
+.disabled,
+:disabled {
+  pointer-events: none;
+  opacity: 0.5;
+}
diff --git a/src/lib/style/toggle.scss b/src/lib/style/form/_toggle.scss
similarity index 100%
rename from src/lib/style/toggle.scss
rename to src/lib/style/form/_toggle.scss
diff --git a/src/lib/style/theme.scss b/src/lib/style/theme.scss
new file mode 100644
index 00000000..a32e3ddc
--- /dev/null
+++ b/src/lib/style/theme.scss
@@ -0,0 +1,8 @@
+@import "./form/button";
+@import "./form/toggle";
+@import "./kbd";
+
+* {
+  box-sizing: border-box;
+  appearance: none;
+}
diff --git a/src/lib/style/tippy.scss b/src/lib/style/tippy.scss
index 41621c17..4e58e978 100644
--- a/src/lib/style/tippy.scss
+++ b/src/lib/style/tippy.scss
@@ -24,6 +24,13 @@ $padding: 16px;
   }
 }
 
+.tippy-box[data-theme~="tooltip"] {
+  color: var(--md-sys-color-on-background);
+  background-color: var(--md-sys-color-background);
+  border: 1px solid var(--md-sys-color-outline);
+  border-radius: 8px;
+}
+
 .tippy-box[data-theme~="search-completion"] {
   overflow: hidden;
   filter: none;
diff --git a/src/lib/title.ts b/src/lib/title.ts
new file mode 100644
index 00000000..dbc1764b
--- /dev/null
+++ b/src/lib/title.ts
@@ -0,0 +1,42 @@
+import type {Action} from "svelte/action"
+import tippy from "tippy.js"
+import type {SvelteComponent} from "svelte"
+import Tooltip from "$lib/components/Tooltip.svelte"
+import hotkeys from "hotkeys-js"
+
+export const action: Action<HTMLElement, {title?: string; shortcut?: string}> = (
+  node: HTMLElement,
+  {title, shortcut},
+) => {
+  let component: SvelteComponent | undefined
+  const tooltip = tippy(node, {
+    arrow: false,
+    theme: "tooltip",
+    animation: "fade",
+    delay: [500, 0],
+    onShow(instance) {
+      component ??= new Tooltip({
+        target: instance.popper.querySelector(".tippy-content") as HTMLElement,
+        props: {title, shortcut},
+      })
+    },
+    onHidden() {
+      component?.$destroy()
+      component = undefined
+    },
+  })
+
+  if (shortcut) {
+    hotkeys(shortcut, function (keyboardEvent) {
+      keyboardEvent.preventDefault()
+      node.click()
+    })
+  }
+
+  return {
+    destroy() {
+      tooltip.destroy()
+      hotkeys.unbind(shortcut)
+    },
+  }
+}
diff --git a/src/routes/+layout.svelte b/src/routes/+layout.svelte
index 17142184..12de5816 100644
--- a/src/routes/+layout.svelte
+++ b/src/routes/+layout.svelte
@@ -3,7 +3,7 @@
   import "$lib/fonts/material-symbols-rounded.scss"
   import "$lib/style/scrollbar.scss"
   import "$lib/style/tippy.scss"
-  import "$lib/style/toggle.scss"
+  import "$lib/style/theme.scss"
   import {onMount} from "svelte"
   import {applyTheme, argbFromHex, themeFromSourceColor} from "@material/material-color-utilities"
   import Navigation from "./Navigation.svelte"
@@ -76,34 +76,6 @@
 {/if}
 
 <style lang="scss" global>
-  * {
-    box-sizing: border-box;
-    appearance: none;
-  }
-
-  a {
-    color: var(--md-sys-color-tertiary);
-  }
-
-  label:has(input):hover,
-  .button:hover:not(:active),
-  a:hover:not(:active),
-  button:hover:not(:active) {
-    filter: brightness(70%);
-    transition: filter 250ms ease;
-
-    &:has(:checked),
-    &.active {
-      filter: brightness(120%);
-    }
-
-    &:disabled,
-    &.disabled {
-      opacity: 0.5;
-      filter: none;
-    }
-  }
-
   body {
     overflow: hidden;
     display: flex;
diff --git a/src/routes/BackupPopup.svelte b/src/routes/BackupPopup.svelte
index 59541374..42dec62a 100644
--- a/src/routes/BackupPopup.svelte
+++ b/src/routes/BackupPopup.svelte
@@ -95,34 +95,4 @@
     display: flex;
     gap: 4px;
   }
-
-  .button,
-  button {
-    cursor: pointer;
-
-    display: flex;
-    gap: 4px;
-    align-items: center;
-    justify-content: center;
-
-    width: max-content;
-    height: 48px;
-    padding-block: 8px;
-    padding-inline: 16px;
-
-    font-family: "Noto Sans Mono", monospace;
-    font-weight: 600;
-    color: var(--md-sys-color-on-background);
-
-    background: transparent;
-    border: none;
-    border-radius: 32px;
-
-    transition: all 250ms ease;
-  }
-
-  button.primary {
-    color: var(--md-sys-color-on-primary);
-    background: var(--md-sys-color-primary);
-  }
 </style>
diff --git a/src/routes/ConfigTabs.svelte b/src/routes/ConfigTabs.svelte
index a72a5fdf..82377325 100644
--- a/src/routes/ConfigTabs.svelte
+++ b/src/routes/ConfigTabs.svelte
@@ -1,5 +1,6 @@
 <script>
   import {page} from "$app/stores"
+  import {action} from "$lib/title"
   import LL from "../i18n/i18n-svelte"
 
   $: paths = [
@@ -10,8 +11,8 @@
 </script>
 
 <nav>
-  {#each paths as { href, title, icon }}
-    <a {href} class:active={$page.url.pathname.startsWith(href)}>
+  {#each paths as { href, title, icon }, i}
+    <a {href} class:active={$page.url.pathname.startsWith(href)} use:action={{shortcut: `shift+${i + 1}`}}>
       <span class="icon">{icon}</span>
       {title}
     </a>
@@ -27,30 +28,13 @@
 
     padding: 8px;
 
+    color: var(--md-sys-color-on-surface-variant);
+
     background: var(--md-sys-color-surface-variant);
     border: none;
     border-radius: 32px;
   }
 
-  a {
-    display: flex;
-    gap: 4px;
-    align-items: center;
-    justify-content: center;
-
-    margin: 0;
-    padding: 8px;
-    padding-inline: 16px;
-
-    font-weight: 600;
-    color: var(--md-sys-color-on-surface-variant);
-    text-decoration: none;
-
-    border-radius: 24px;
-
-    transition: all 250ms ease;
-  }
-
   a.active {
     --icon-fill: 1;
 
diff --git a/src/routes/ConnectionPopup.svelte b/src/routes/ConnectionPopup.svelte
index 027f69a8..e7ec49e5 100644
--- a/src/routes/ConnectionPopup.svelte
+++ b/src/routes/ConnectionPopup.svelte
@@ -153,43 +153,6 @@
     background: var(--md-sys-color-secondary);
   }
 
-  a,
-  button {
-    cursor: pointer;
-
-    display: flex;
-    gap: 4px;
-    align-items: center;
-    justify-content: center;
-
-    height: 48px;
-    padding: 8px;
-    padding-inline-end: 16px;
-
-    font-size: 1rem;
-    color: var(--md-sys-color-on-background);
-    text-decoration: none;
-
-    background: transparent;
-    border: none;
-    border-radius: 32px;
-
-    transition: all 250ms ease;
-
-    &.icon {
-      aspect-ratio: 1;
-      padding-inline-end: 8px;
-      font-size: 24px;
-      border-radius: 50%;
-    }
-  }
-
-  a.disabled,
-  button:disabled {
-    cursor: default;
-    opacity: 0.5;
-  }
-
   button:active:not(:disabled) {
     color: var(--md-sys-color-on-surface-variant);
     background: var(--md-sys-color-surface-variant);
diff --git a/src/routes/EditActions.svelte b/src/routes/EditActions.svelte
index d943a4db..2ff7c5be 100644
--- a/src/routes/EditActions.svelte
+++ b/src/routes/EditActions.svelte
@@ -3,6 +3,7 @@
   import {changes} from "$lib/serial/connection"
   import type {Change} from "$lib/serial/connection"
   import {fly} from "svelte/transition"
+  import {action} from "$lib/title"
 
   function undo() {
     redoQueue = [$changes.pop()!, ...redoQueue]
@@ -24,39 +25,27 @@
   }
 </script>
 
-<button title={$LL.saveActions.UNDO()} class="icon" disabled={$changes.length === 0} on:click={undo}
-  >undo</button
+<button
+  use:action={{title: $LL.saveActions.UNDO(), shortcut: "ctrl+z"}}
+  class="icon"
+  disabled={$changes.length === 0}
+  on:click={undo}>undo</button
 >
-<button title={$LL.saveActions.REDO()} class="icon" disabled={redoQueue.length === 0} on:click={redo}
-  >redo</button
+<button
+  use:action={{title: $LL.saveActions.REDO(), shortcut: "ctrl+y"}}
+  class="icon"
+  disabled={redoQueue.length === 0}
+  on:click={redo}>redo</button
 >
 <div class="separator" />
-<button title={$LL.saveActions.SAVE()} class="icon">save</button>
+<button use:action={{title: $LL.saveActions.SAVE(), shortcut: "ctrl+shift+s"}} class="icon">save</button>
 {#if $changes.length !== 0}
-  <button class="click-me" transition:fly={{x: 8}}
+  <button class="click-me" transition:fly={{x: 8}} use:action={{shortcut: "ctrl+s"}}
     ><span class="icon">bolt</span>{$LL.saveActions.APPLY()}</button
   >
 {/if}
 
 <style lang="scss">
-  button {
-    cursor: pointer;
-
-    padding: 0;
-
-    color: currentcolor;
-
-    background: none;
-    border: none;
-
-    transition: all 250ms ease;
-  }
-
-  :disabled {
-    pointer-events: none;
-    opacity: 0.5;
-  }
-
   .click-me {
     display: flex;
     align-items: center;