Compliance with PSR1.

All documentation was added to the code through comments.
Improved naming of some methods.
Improvement of the scope of some methods.
Improvements in the analysis of variables.
Fix CSS
Fix Comments

src/OutputHandler.php

@@ -7,7 +7,7 @@
  * @see https://github.com/arcanisgk/BOH-Basic-Output-Handler
  *
  * @author    Walter Nuñez (arcanisgk/original founder) <[email protected]>
- * @copyright 2020 - 2021 Marcus Bointon
+ * @copyright 2020 - 2021 Walter Nuñez.
  * @license   http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
  * @note      This program is distributed in the hope that it will be useful
  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
@@ -360,7 +360,7 @@ private function applyCss(string $string): string
     private function checkEnv($env): string
     {
         $iscli = IsCommandLineInterface();
-        $env   = ($env == null ? $this->defenv : $env);
+        $env   = $env == null ? $this->defenv : $env;
         if ($iscli && $env == 'wb') {
             echo 'error: you are trying to run output() method from CLI and it is not supported, use OutputCli() or AdvanceOutput() with CLI argument  method instead.';
             exit;