diff --git a/README.md b/README.md
new file mode 100644
index 0000000..7923f1b
--- /dev/null
+++ b/README.md
@@ -0,0 +1,15 @@
+# Charm Gold
+
+Render markdown on the CLI, with _pizzazz_!
+
+## Usage
+
+Supply a JSON stylesheet with the `-s` flag. Use a markdown file as the argument.
+
+```
+./gold -s dark.json README.md
+```
+
+## Colors
+
+Currently `gold` uses the [Aurora ANSI colors](https://godoc.org/github.com/logrusorgru/aurora#Index).
diff --git a/dark.json b/dark.json
index e760449..045fc5c 100644
--- a/dark.json
+++ b/dark.json
@@ -5,6 +5,12 @@
   },
   "heading": {
     "bold": true,
-    "inverse": true
+    "color": "3"
+  },
+  "code": {
+    "color": "200"
+  },
+  "code_block": {
+    "color": "200"
   }
 }
diff --git a/main.go b/main.go
index fc0eab9..afe48bc 100644
--- a/main.go
+++ b/main.go
@@ -3,6 +3,7 @@ package main
 import (
 	"flag"
 	"fmt"
+	"io/ioutil"
 	"os"
 
 	"github.com/magicnumbers/gold"
@@ -26,11 +27,23 @@ This is a test yo.
 func main() {
 	s := flag.String("s", "", "style json path")
 	flag.Parse()
+	args := flag.Args()
+	if len(args) != 1 {
+		fmt.Println("Missing Markdown file. Usage: ./gold -s STYLE.json FILE.md")
+		os.Exit(1)
+	}
+	f, err := os.Open(args[0])
+	if err != nil {
+		fmt.Println(err)
+		os.Exit(1)
+	}
+	defer f.Close()
+	b, _ := ioutil.ReadAll(f)
 	r, err := gold.NewTermRenderer(*s)
 	if err != nil {
 		fmt.Println(err)
 		os.Exit(1)
 	}
-	out := bf.Run([]byte(tmd), bf.WithRenderer(r))
-	fmt.Println(string(out))
+	out := bf.Run(b, bf.WithRenderer(r))
+	fmt.Printf("%s", string(out))
 }