1(tag_name) @keyword
 2(erroneous_end_tag_name) @keyword
 3(doctype) @constant
 4(attribute_name) @property
 5(attribute_value) @string
 6(comment) @comment
 7
 8"=" @operator
 9
10[
11  "<"
12  ">"
13  "<!"
14  "</"
15  "/>"
16] @punctuation.bracket