diff --git a/class/config.php b/class/config.php
index b74415c..439763f 100644
--- a/class/config.php
+++ b/class/config.php
@@ -12,7 +12,6 @@
  * Last modified: 2021-02-18T2027+0100
  */
 
-
 /**
  * Contains all Plugin Constants. Contains no Method or Property.
  *
diff --git a/class/convert.php b/class/convert.php
index d77d29c..c40fbe1 100644
--- a/class/convert.php
+++ b/class/convert.php
@@ -12,7 +12,6 @@
  * Last modified:  2020-12-12T1541+0100
  */
 
-
 /**
  * Converts data types and Footnotes specific values.
  *
@@ -191,30 +190,30 @@ class MCI_Footnotes_Convert {
 	 * Displays a Variable.
 	 *
 	 * @since 1.5.0
-	 * @param mixed $p_mixed_Value
+	 * @param mixed $p_mixed_value
 	 */
-	public static function debug( $p_mixed_Value ) {
-		if ( empty( $p_mixed_Value ) ) {
-			var_dump( $p_mixed_Value );
+	public static function debug( $p_mixed_value ) {
+		if ( empty( $p_mixed_value ) ) {
+			var_dump( $p_mixed_value );
 
-		} elseif ( is_array( $p_mixed_Value ) ) {
+		} elseif ( is_array( $p_mixed_value ) ) {
 			printf( '<pre>' );
-			print_r( $p_mixed_Value );
+			print_r( $p_mixed_value );
 			printf( '</pre>' );
 
-		} elseif ( is_object( $p_mixed_Value ) ) {
+		} elseif ( is_object( $p_mixed_value ) ) {
 			printf( '<pre>' );
-			print_r( $p_mixed_Value );
+			print_r( $p_mixed_value );
 			printf( '</pre>' );
 
-		} elseif ( is_numeric( $p_mixed_Value ) || is_int( $p_mixed_Value ) ) {
-			var_dump( $p_mixed_Value );
+		} elseif ( is_numeric( $p_mixed_value ) || is_int( $p_mixed_value ) ) {
+			var_dump( $p_mixed_value );
 
-		} elseif ( is_date( $p_mixed_Value ) ) {
-			var_dump( $p_mixed_Value );
+		} elseif ( is_date( $p_mixed_value ) ) {
+			var_dump( $p_mixed_value );
 
 		} else {
-			var_dump( $p_mixed_Value );
+			var_dump( $p_mixed_value );
 		}
 		echo '<br/>';
 	}
diff --git a/class/task.php b/class/task.php
index f259cfd..ca584f0 100644
--- a/class/task.php
+++ b/class/task.php
@@ -693,10 +693,10 @@ class MCI_Footnotes_Task {
 			if ( $l_bool_column_max_width_enabled ) {
 
 				$l_int_column_max_width_scalar = MCI_Footnotes_Settings::instance()->get( MCI_Footnotes_Settings::C_INT_BACKLINKS_COLUMN_MAX_WIDTH_SCALAR );
-				$l_str_column_maxWidth_unit    = MCI_Footnotes_Settings::instance()->get( MCI_Footnotes_Settings::C_STR_BACKLINKS_COLUMN_MAX_WIDTH_UNIT );
+				$l_str_column_max_width_unit    = MCI_Footnotes_Settings::instance()->get( MCI_Footnotes_Settings::C_STR_BACKLINKS_COLUMN_MAX_WIDTH_UNIT );
 
 				if ( ! empty( $l_int_column_max_width_scalar ) ) {
-					if ( $l_str_column_maxWidth_unit == '%' ) {
+					if ( $l_str_column_max_width_unit == '%' ) {
 						if ( $l_int_column_max_width_scalar > 100 ) {
 							$l_int_column_max_width_scalar = 100;
 						}
@@ -705,7 +705,7 @@ class MCI_Footnotes_Task {
 					$l_int_column_max_width_scalar = 0;
 				}
 
-				echo " max-width: $l_int_column_max_width_scalar$l_str_column_maxWidth_unit !important;";
+				echo " max-width: $l_int_column_max_width_scalar$l_str_column_max_width_unit !important;";
 
 			}
 			echo "}\r\n";
diff --git a/class/template.php b/class/template.php
index 713bfa7..9664fc2 100644
--- a/class/template.php
+++ b/class/template.php
@@ -27,7 +27,6 @@
  * @since 2.5.4  collapse HTML comments and PHP/JS docblocks (only)
  */
 
-
 /**
  * Handles each Template file for the Plugin Frontend (e.g. Settings Dashboard, Public pages, ...).
  * Loads a template file, replaces all Placeholders and returns the replaced file content.
diff --git a/footnotes.php b/footnotes.php
index 740903a..dd311e4 100755
--- a/footnotes.php
+++ b/footnotes.php
@@ -1,5 +1,5 @@
 <?php
-/*
+/**
 	Plugin Name: footnotes
 	Plugin URI: https://wordpress.org/plugins/footnotes/
 	Description: time to bring footnotes to your website! footnotes are known from offline publishing and everybody takes them for granted when reading a magazine.
@@ -9,6 +9,7 @@
 	Text Domain: footnotes
 	Domain Path: /languages
 */
+
 /*
  *  Copyright 2021 Mark Cheret (email: mark@cheret.de)
  */
@@ -48,16 +49,16 @@ define( 'C_STR_FOOTNOTES_VERSION', '2.5.6d4' );
  * @since 0.0.1
  */
 
-// Get all common classes and functions
+// Get all common classes and functions.
 require_once dirname( __FILE__ ) . '/includes.php';
 
-// add Plugin Links to the "installed plugins" page
+// Add Plugin Links to the "installed plugins" page.
 $l_str_plugin_file = 'footnotes/footnotes.php';
 add_filter( "plugin_action_links_{$l_str_plugin_file}", array( 'MCI_Footnotes_Hooks', 'plugin_links' ), 10, 2 );
 
-// initialize the Plugin
+// Initialize the Plugin.
 $g_obj_mci_footnotes = new MCI_Footnotes();
-// run the Plugin
+// Run the Plugin.
 $g_obj_mci_footnotes->run();
 
 /**