Minor Syntax Highlighting Improvements

Merge pull request #54 from psygo/patch-1
diff --git a/README.md b/README.md
index 63dd914..ac20162 100644
--- a/README.md
+++ b/README.md
@@ -31,20 +31,20 @@
 
 1\. Add the following to your project's **pubspec.yaml**
 
-```
+```yaml
 dependencies:
     benchmark_harness: any
 ```
 
 2\. Install pub packages
 
-```
+```sh
 dart pub install
 ```
 
 3\. Add the following import:
 
-```
+```dart
 import 'package:benchmark_harness/benchmark_harness.dart';
 ```
 
@@ -87,9 +87,11 @@
 ```
 
 ### Output
-```
+
+```console
 Template(RunTime): 0.1568472448997197 us.
 ```
+
 This is the average amount of time it takes to run `run()` 10 times.
 > µs is an abbreviation for microseconds.