Compatibility issue with official amp plugin

When moving from amp to non-amp there are white lines between the loading of the pages. Please suggest the solution Here are the plugin reports reposts: [ { "url": "https://ncert.infrexa.com/bank-of-india-recruitment-2022/", "type": "is_singular[post]", "label": "Post", "amp_url": "https://ncert.infrexa.com/bank-of-india-recruitment-2022/?amp=1", "validation_errors": [ { "node_name": "font", "parent_name": "a", "code": "DISALLOWED_TAG", "type": "html_element_error", "node_attributes": { "color": "#ff0000" }, "node_type": 1, "sources": [ { "type": "plugin", "name": "amp-sidebar-hamburger-menu", "file": "amp-wp-sidebar.php", "line": 241, "function": "jozz_ampsidebar_add_head_html", "hook": "amp_post_template_footer", "priority": 99 } ] } ], "validated_url_post": { "id": 25762, "edit_link": "https://ncert.infrexa.com/wp-admin/post.php?post=25762&action=edit" }, "stale": false }, { "url": "https://ncert.infrexa.com/editorial-team/", "type": "is_singular[page]", "label": "Page", "amp_url": "https://ncert.infrexa.com/editorial-team/?amp=1", "validation_errors": [ { "node_name": "font", "parent_name": "a", "code": "DISALLOWED_TAG", "type": "html_element_error", "node_attributes": { "color": "#ff0000" }, "node_type": 1, "sources": [ { "type": "plugin", "name": "amp-sidebar-hamburger-menu", "file": "amp-wp-sidebar.php", "line": 241, "function": "jozz_ampsidebar_add_head_html", "hook": "amp_post_template_footer", "priority": 99 } ] } ], "validated_url_post": { "id": 25140, "edit_link": "https://ncert.infrexa.com/wp-admin/post.php?post=25140&action=edit" }, "stale": false } ] The page I need help with: [ log in to see the link] Hello?