style post titles

theme.json

@@ -604,6 +604,26 @@
 					"lineHeight": "1.45"
 				}
 			},
+			"core/post-title": {
+				"color": {
+					"text": "var(--wp--preset--color--black)"
+				},
+				"elements": {
+					"link": {
+						"color": {
+							"text": "var(--wp--preset--color--black)"
+						}
+					}
+				},
+				"typography": {
+					"fontFamily": "var(--wp--preset--font-family--instrument-sans-condensed)",
+					"fontSize": "var(--wp--preset--font-size--huge)",
+					"fontStyle": "normal",
+					"fontWeight": "700",
+					"letterSpacing": "-1.12px",
+					"lineHeight": "1.0"
+				}
+			},
 			"core/quote": {
 				"color": {
 					"text": "var(--wp--preset--color--black)"
@@ -625,7 +645,7 @@
 				}
 			}
 		},
-		"css": "figcaption.wp-element-caption {\n width: fit-content;\n  margin: 0;\n  padding: 8px 12px;\n}",
+		"css": "figcaption.wp-element-caption {\n width: fit-content;\n  margin: 0;\n  padding: 8px 12px;\n}\n\n.main-header-nav .wp-block-navigation-item {\n  justify-content: center;\n  border: 1px solid;\n  flex-grow: 1;\n  border-left: 0;\n  padding-block: 0.5em\n}",
 		"elements": {
 			"caption": {
 				"color": {