Try to get Markdown right

README.md

@@ -66,7 +66,7 @@ Usage
 
 ### Optional Parameters
 
-:::php
+```php
     
     use ModDev\Password\Scrypt;
     
@@ -76,21 +76,22 @@ Usage
         'parallelDifficulty' => 1, //The parallel difficulty. Also called "p" in scrypt documentation.
         'keyLength'          => 32, //The key length. Must be greater or equal to 16.
     ));
-
+```
 ### Return the hash algorithm
 
-:::php
+```php
     
     use ModDev\Password\Scrypt;
     
     $scrypt = new Scrypt();
     $passwordhashType = $scrypt->getHashType($hashedPassword);
-
+```
 ### Check if the password needs rehashing
 
-:::php
+```php
 
     use ModDev\Password\Scrypt;
     
     $scrypt = new Scrypt();
     echo $scrypt->needsRehash($hashedPassword);
+```
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