/* BODY */
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<b>Warning</b>:  Trying to access array offset on null in <b>/home/medicalb/public_html/my.praxispage.ch/_assets/php/PolyCMS.class.php</b> on line <b>501</b><br />
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<b>Deprecated</b>:  substr(): Passing null to parameter #1 ($string) of type string is deprecated in <b>/home/medicalb/public_html/my.praxispage.ch/_assets/php/CustomStyleFunctions.php</b> on line <b>5</b><br />
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<b>Deprecated</b>:  preg_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in <b>/home/medicalb/public_html/my.praxispage.ch/_assets/php/WGACContrast.class.php</b> on line <b>23</b><br />
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<b>Fatal error</b>:  Uncaught InvalidArgumentException: The hex value '' does not appear to be valid. Only 0-9, A-F allowed and must be consist of either 3 or 6 characters in /home/medicalb/public_html/my.praxispage.ch/_assets/php/WGACContrast.class.php:25
Stack trace:
#0 /home/medicalb/public_html/my.praxispage.ch/_assets/php/WGACContrast.class.php(80): WCAG::hex2rgb('')
#1 /home/medicalb/public_html/my.praxispage.ch/_assets/php/CustomStyleFunctions.php(26): WCAG::contrastRatio(NULL, '#212121')
#2 /home/medicalb/public_html/my.praxispage.ch/customize/_assets/css/custom.php(31): getTextColor(NULL, '#212121', '#fafafa')
#3 {main}
  thrown in <b>/home/medicalb/public_html/my.praxispage.ch/_assets/php/WGACContrast.class.php</b> on line <b>25</b><br />