diff --git a/README.md b/README.md
index 555fc8f..ab71a7d 100644
--- a/README.md
+++ b/README.md
@@ -9,3 +9,5 @@
 
 Build the article files:
 ```npm run build```
+
+The article build uses the [https://github.com/morhetz/gruvbox](gruvbox theme)

diff --git a/README.md b/README.md
index 555fc8f..ab71a7d 100644
--- a/README.md
+++ b/README.md
@@ -9,3 +9,5 @@
 
 Build the article files:
 ```npm run build```
+
+The article build uses the [https://github.com/morhetz/gruvbox](gruvbox theme)
diff --git a/src/article/main.md b/src/article/main.md
index 2adcde5..05446b9 100644
--- a/src/article/main.md
+++ b/src/article/main.md
@@ -4,6 +4,6 @@
 
 To understand this article, you will need a thorough understanding of complex numbers.
 
-I will also use Euler's formula $e^{ix} = cos(x) + i*sin(x)$
+I will also use Euler's formula $e^{i*x} = \cos(x) + i*\sin(x)$
 
-$$e^{ix} = cos(x) + i*sin(x)$$
+$$e^{ix} = \cos(x) + i*\sin(x)$$

diff --git a/README.md b/README.md
index 555fc8f..ab71a7d 100644
--- a/README.md
+++ b/README.md
@@ -9,3 +9,5 @@
 
 Build the article files:
 ```npm run build```
+
+The article build uses the [https://github.com/morhetz/gruvbox](gruvbox theme)
diff --git a/src/article/main.md b/src/article/main.md
index 2adcde5..05446b9 100644
--- a/src/article/main.md
+++ b/src/article/main.md
@@ -4,6 +4,6 @@
 
 To understand this article, you will need a thorough understanding of complex numbers.
 
-I will also use Euler's formula $e^{ix} = cos(x) + i*sin(x)$
+I will also use Euler's formula $e^{i*x} = \cos(x) + i*\sin(x)$
 
-$$e^{ix} = cos(x) + i*sin(x)$$
+$$e^{ix} = \cos(x) + i*\sin(x)$$
diff --git a/src/static/css/style.css b/src/static/css/style.css
index f9fd7ab..d8f3801 100644
--- a/src/static/css/style.css
+++ b/src/static/css/style.css
@@ -1,3 +1,46 @@
+:root {
+  --background: #282828;
+  --gray: #928374;
+  --bg0: var(--background);
+  --bg0_h: #1d2021;
+  --bg0_s: #32302f;
+  --bg1: #3c3836;
+  --bg2: #504945;
+  --bg3: #665c54;
+  --bg4: #7c6f64;
+  --gray: #928374;
+  --foreground: #ebdbb2;
+  --fg0: #fbf1c7;
+  --fg1: var(--foreground);
+  --fg2: #d5c4a1;
+  --fg3: #bdae93;
+  --fg4: #a89984;
+
+  --red0: #cc241d;
+  --red1: #fb4934;
+
+  --green0: #98971a;
+  --green1: #b8bb26;
+
+  --yellow0: #d79921;
+  --yellow1: #fabd2f;
+
+  --blue0: #458588;
+  --blue1: #83a598;
+
+  --purple0: #b16286;
+  --purple1: #d3869b;
+
+  --aqua0: #689d6a;
+  --aqua1: #8ec07c;
+
+  --orange0: #d65d0e;
+  --orange1: #fe8019;
+}
+
 body {
   font-family: 'Roboto', sans-serif;
+  font-size: large;
+  background-color: var(--background);
+  color: var(--foreground);
 }