#1542 Styling for all diagram types

src/diagrams/git/styles.js

@@ -0,0 +1,13 @@
+const getStyles = () =>
+  `
+  .commit-id,
+  .commit-msg,
+  .branch-label {
+    fill: lightgrey;
+    color: lightgrey;
+    font-family: 'trebuchet ms', verdana, arial;
+    font-family: var(--mermaid-font-family);
+  }
+`;
+
+export default getStyles;