Fixing indent

README.md

@@ -5,7 +5,7 @@ Integration of Cesium JS 3D mapping software with Drupal 8
 Be sure to stick this in your theme:
 
 
-:::PHP
+```
 function myTheme_preprocess_page(&$variables) {
     $langCode = \Drupal::languageManager()->getCurrentLanguage()->getId();
     if (\Drupal::service('path.current')->getPath() === '/map') {
@@ -26,3 +26,4 @@ function myTheme_preprocess_page(&$variables) {
         }
     }
 }
+```