.sa22-preview-reader{margin:0 auto}.sa22-preview-loading,.sa22-preview-error{padding:1.4rem;max-width:760px;margin:2rem auto;text-align:center}.sa22-preview-reader .sa22-related-dictionary{margin:1.4rem 0}.sa22-preview-reader .sa22-check{margin:2rem auto;max-width:860px}.sa22-preview-reader .sa22-bottom-nav{margin-top:2rem}.sa22-preview-reader .sa22-native-content .sa22-links a{text-decoration:underline;text-underline-offset:3px}.sa22-preview-reader .sa22-lesson-diagram{max-width:900px;margin-left:auto;margin-right:auto}