.single-lesson .llms-course-navigation .llms-prev-lesson h6.llms-pre-text::before{content:"\2192"}.single-lesson .llms-course-navigation .llms-next-lesson h6.llms-pre-text::after,.single-lesson .llms-course-navigation .llms-prev-lesson~.llms-back-to-course h6.llms-pre-text::after{content:"\2190"}