WraysConsultingLLC GK Creativity template which has been assigned is fully-responsive as mentioned here - Heading - Pushing creativity further with responsiveness and advanced options and typography in default stage however ensuring that you get layout and elements to be responsive further after various modifications and customizations would majorly depend upon your skills and expertise
To be more precise in addressing your query, You may kindly provide screenshot marked with annotations showing the respective section/s on your site which you can see to be not adaptive for responsive screen sizes in order to assist with the same