diff --git a/.config/swaync/style.css b/.config/swaync/style.css
index 9c908e1..0a3c759 100644
--- a/.config/swaync/style.css
+++ b/.config/swaync/style.css
@@ -54,7 +54,7 @@
   color: rgb(212, 190, 152);
   border: none;
   border-top: 1px solid rgb(80, 73, 69);
-  border-radius: 0px;
+  border-radius: 0;
   border-right: 1px solid rgb(80, 73, 69);
 }
 
@@ -104,7 +104,7 @@
   background: rgba(80, 73, 69, 0.95);
 }
 
-/* Notification close button*/
+/* Notification close button */
 .close-button {
   background: transparent;
   color: rgb(212, 190, 152);
@@ -144,7 +144,6 @@
   font-weight: bold;
   background: transparent;
   color: rgb(212, 190, 152);
-  /* margin-right: 10px; */
 }
 
 .body {
@@ -162,15 +161,17 @@
   -gtk-icon-effect: none;
 }
 
-/* Control-center panel which contains the old notifications + widgets*/
+/* Control-center panel which contains the old notifications + widgets */
 .control-center {
   background: rgba(37, 36, 35, 0.85);
   color: rgb(212, 190, 152);
   border-radius: 12px;
 }
+
 .control-center-list-placeholder {
   opacity: 0.5;
 }
+
 .control-center-list {
   background: transparent;
 }
@@ -195,6 +196,7 @@
 }
 
 /*** Widgets ***/
+
 /* Title widget */
 .widget-title {
   color: rgb(212, 190, 152);
diff --git a/.config/waybar/style.css b/.config/waybar/style.css
index 0e86649..f7d3809 100644
--- a/.config/waybar/style.css
+++ b/.config/waybar/style.css
@@ -20,7 +20,7 @@
 
 #workspaces button:first-child {
   background: #32302f;
-  border-left: 0px;
+  border-left: 0;
 }
 
 #workspaces button.focused {
@@ -79,7 +79,7 @@
 #tray,
 #custom-weather {
   background: #32302f;
-  padding: 0 3 0 3;
+  padding: 0 3;
 }
 
 #cpu,
@@ -90,7 +90,7 @@
 #custom-crypto,
 #custom-updates {
   background: #3c3836;
-  padding: 0 3 0 3;
+  padding: 0 3;
 }
 
 /*
@@ -126,7 +126,7 @@
   color: #7daea3;
 }
 
-tooltip {
+#tooltip {
   background: #32302f;
   border: 1px solid #252423;
 }
diff --git a/.github/workflows/prettier.yaml b/.github/workflows/prettier.yaml
new file mode 100644
index 0000000..a3e0a3a
--- /dev/null
+++ b/.github/workflows/prettier.yaml
@@ -0,0 +1,21 @@
+---
+name: prettier
+# yamllint disable-line rule:truthy
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - master
+jobs:
+  format_check:
+    name: Check CSS/json/etc files with prettier
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+      - name: Run prettier
+        uses: creyD/prettier_action@v4.3
+        with:
+          prettier_options: --check
diff --git a/.github/workflows/stylelint.yaml b/.github/workflows/stylelint.yaml
new file mode 100644
index 0000000..4dd752a
--- /dev/null
+++ b/.github/workflows/stylelint.yaml
@@ -0,0 +1,19 @@
+---
+name: stylelint
+# yamllint disable-line rule:truthy
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - master
+jobs:
+  lint:
+    name: Check CSS with stylelint
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+      - name: Run stylelint
+        uses: actions-hub/stylelint@master
diff --git a/.gitignore b/.gitignore
index 4d2d4d3..caa172a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,6 +5,9 @@
 !.gitmodules
 !.gtkrc-2.0
 !.ripgreprc
+!.stylelintrc.json
+!.yamlfmt.yaml
+!.yamllint.yaml
 !.icons
 !LICENSE
 !README.md
diff --git a/.stylelintrc.json b/.stylelintrc.json
new file mode 100644
index 0000000..323cc1e
--- /dev/null
+++ b/.stylelintrc.json
@@ -0,0 +1,9 @@
+{
+  "extends": "stylelint-config-standard",
+  "rules": {
+    "color-function-notation": "legacy",
+    "alpha-value-notation": null,
+    "selector-type-no-unknown": null,
+    "font-family-no-missing-generic-family-keyword": null
+  }
+}
diff --git a/.github/.yamlfmt.yaml b/.yamlfmt.yaml
similarity index 100%
rename from .github/.yamlfmt.yaml
rename to .yamlfmt.yaml
diff --git a/.github/.yamllint.yaml b/.yamllint.yaml
similarity index 100%
rename from .github/.yamllint.yaml
rename to .yamllint.yaml