In this case you can use the following:
serif, cite, h1, h2, h3, h4, h5, h6, .stick-title, .pagerbox a, .pagerbox, .su-heading-shell, #nav-primary ul a, #nav-secondary ul a, .mobilemenu .dropdown-menu, .mobile-icon-title-text { font-family: 'Montserrat Light', sans-serif; }
Sincerely,
Andrii / Satori Studio