diff --git a/content/notes/css.md b/content/notes/css.md
index 18fba4a63..47f704d28 100644
--- a/content/notes/css.md
+++ b/content/notes/css.md
@@ -5,4 +5,52 @@ tags:
 - cosc203
 ---
 
-Css is used to stylise [html](notes/html.md) webpages.
+# Structure
+```css
+h1(selector) {
+	color(property): red(value/function); \
+	font-size: 5em;						  / - declarations
+}
+```
+
+
+# Selectors
+Types
+- Universal: `*`
+- Type: `main`
+- Class: `.myclass`
+- Id: `#myID`
+
+adjacent: `p + li {...}`
+descendant: `p li {...}`
+
+```css
+/* selects any <span> that is inside a <p>, which is inside an
+<article> */
+article p span { }
+
+/* selects any <p> that comes directly after a <ul>, which
+comes directly after an <h1> */
+h1 + ul + p { }
+```
+
+Pseudo Classes: 
+- `a:link {...}`
+- `a:visited {...}`
+- `a:hover {...}`
+- etc
+
+Pseudo Elements
+- `p::first-line {...}`
+
+## Specificity
+Rules at a higher level of specificity will override a rule at a lower level
+
+Types
+- Universal: 1
+- Type: 10
+- Class: 100
+- Id: 1000
+
+# Tables
+