diff --git a/src/css/prism.css b/src/css/prism.css
index 0c38dff5..36c9d943 100644
--- a/src/css/prism.css
+++ b/src/css/prism.css
@@ -32,7 +32,7 @@
 }
 
 .highlight-line {
-  @apply -mx-4 bg-gray-700 bg-opacity-50 border-l-4 border-primary-500;
+  @apply -mx-4 bg-gray-700 bg-opacity-50 border-l-4;
 }
 
 .line-number::before {
diff --git a/src/css/tailwind.css b/src/css/tailwind.css
index d720be64..137d7fe8 100644
--- a/src/css/tailwind.css
+++ b/src/css/tailwind.css
@@ -21,3 +21,94 @@
   background-size: 100% 3px;
   background-position: 0 100%;
 }
+
+@layer base {
+  :root {
+    --background: 0 0% 100%;
+    --foreground: 240 10% 3.9%;
+
+    --muted: 240 4.8% 95.9%;
+    --muted-foreground: 240 3.8% 46.1%;
+
+    --popover: 0 0% 100%;
+    --popover-foreground: 240 10% 3.9%;
+
+    --card: 0 0% 100%;
+    --card-foreground: 240 10% 3.9%;
+
+    --border: 240 5.9% 90%;
+    --input: 240 5.9% 90%;
+
+    --primary: 240 5.9% 10%;
+    --primary-foreground: 0 0% 98%;
+
+    --secondary: 240 4.8% 95.9%;
+    --secondary-foreground: 240 5.9% 10%;
+
+    --accent: 240 4.8% 95.9%;
+    --accent-foreground: ;
+
+    --destructive: 0 84.2% 60.2%;
+    --destructive-foreground: 0 0% 98%;
+
+    --ring: 240 5% 64.9%;
+
+    --radius: 0.5rem;
+  }
+
+  .dark {
+    --background: 240 10% 3.9%;
+    --foreground: 0 0% 98%;
+
+    --muted: 240 3.7% 15.9%;
+    --muted-foreground: 240 5% 64.9%;
+
+    --popover: 240 10% 3.9%;
+    --popover-foreground: 0 0% 98%;
+
+    --card: 240 10% 3.9%;
+    --card-foreground: 0 0% 98%;
+
+    --border: 240 3.7% 15.9%;
+    --input: 240 3.7% 15.9%;
+
+    --primary: 0 0% 98%;
+    --primary-foreground: 240 5.9% 10%;
+
+    --secondary: 240 3.7% 15.9%;
+    --secondary-foreground: 0 0% 98%;
+
+    --accent: 240 3.7% 15.9%;
+    --accent-foreground: ;
+
+    --destructive: 0 62.8% 30.6%;
+    --destructive-foreground: 0 85.7% 97.3%;
+
+    --ring: 240 3.7% 15.9%;
+  }
+}
+
+@layer base {
+  body {
+    @apply bg-background text-foreground;
+    font-feature-settings: 'rlig' 1, 'calt' 1;
+  }
+}
+
+@layer utilities {
+  .step {
+    counter-increment: step;
+  }
+
+  .step:before {
+    @apply absolute w-9 h-9 bg-muted rounded-full font-mono font-medium text-center text-base inline-flex items-center justify-center -indent-px border-4 border-background;
+    @apply ml-[-50px] mt-[-4px];
+    content: counter(step);
+  }
+}
+
+@media (max-width: 640px) {
+  .container {
+    @apply px-4;
+  }
+}