update interface button styles

node_modules/@lezer/highlight/README.md

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+# @lezer/highlight
+
+[ [**WEBSITE**](http://lezer.codemirror.net) | [**ISSUES**](https://github.com/lezer-parser/lezer/issues) | [**FORUM**](https://discuss.codemirror.net/c/lezer) | [**CHANGELOG**](https://github.com/lezer-parser/highlight/blob/master/CHANGELOG.md) ]
+
+[Lezer](https://lezer.codemirror.net/) is an incremental parser system
+intended for use in an editor or similar system.
+
+@lezer/highlight provides a syntax highlighting framework for Lezer
+parse trees.
+
+Its programming interface is documented on [the
+website](https://lezer.codemirror.net/docs/ref/#highlight).
+
+This code is licensed under an MIT license.