minor fixes to README.md

README.md

@@ -1,4 +1,20 @@
-### rivet - Register / Instruction Visualizer and Explainer Tool
+<h3>rivet - Register / Instruction Visualizer and Explainer Tool</h3>
+
+---
+## Table of contents
+<!-- TOC -->
+  * [Table of contents](#table-of-contents)
+  * [Introduction](#introduction)
+  * [Requirements](#requirements)
+  * [Usage](#usage)
+  * [Options](#options)
+  * [Examples](#examples)
+      * [config.json](#configjson)
+      * [dark.json](#darkjson)
+      * [blueprint.json](#blueprintjson)
+      * [transparent.json](#transparentjson)
+  * [Config](#config)
+<!-- TOC -->
 
 ---
 
@@ -157,3 +173,9 @@ The config file may change the following values to customize the layout and styl
 - `leftLabels`: if true, descriptions are put on the left, otherwise, they default to the right hand side
 - `width`: the image width (in pixels)
 - `height`: the image height (in pixels)
+
+Some config examples are already included:
+- [config.json](config.json): Default configuration values (black on white)
+- [dark.json](dark.json): Dark theme (white on black)
+- [blueprint.json](blueprint.json): Blueprint theme (white on blue)
+- [transparent.json](transparent.json): Transparent background, for easy integration in other documents (grey on transparent)

config.json

@@ -19,6 +19,7 @@
     "valuesGap": 5,
     "arrowLabelDistance": 5,
     "forceDescsOnSide": false,
+    "leftLabels": false,
     "width": 1200,
     "height": 800
 }