Update test.css

Author: JustDeveloper1

javascript/test.css

@@ -2,7 +2,69 @@ body::after {
     content: 'How to use this experimental JUSTC demo website:' "\A    "
     '1. Click the "Initialize" button and wait until an alert appears saying "Initialized.", Accept it.' "\A    "
     '2. Type JUSTC code into the Monaco Editor window (if there is no Monaco Editor window, skip this step - you\'ll be prompted to enter the code)' "\A    "
-    '3. Click "Execute" button to run the code. You can also click "Parse" button instead to run without executing, or "Parser" or "Lexer" to only run the parser or lexer.' "\A\A";
+    '3. Click "Execute" button to run the code. You can also click "Parse" button instead to run without executing, or "Parser" or "Lexer" to only run the parser or lexer.' "\A\A"
+
+    'The basics of JUSTC language:' "\A    "
+    '- Everything is "commands" or "expressions", separated by either comma (",") or semicolon (";") or even nothing (use what you want).' "\A    "
+    '- The JUSTC code could be an object, an array, or a JSON object:' "\A        "
+    '* Object: nothing special, but the code should end with ".".' "\A        "
+    '* Array: works just like JSON array, the code should start with "[" and end with "]".' "\A        "
+    '* JSON Object: the name says everything. the code should start with "{" and end with "}".' "\A    "
+    '- Defining variables is simple: just type variable name, then "=" or "is" or "-" or ":" or nothing (whatever you want), then value.' "\A        "
+    'And you can also declare variable type by adding ":" right after variable name and then a type name (number/string/link/binary/hex/octal/data/array/object/...).' "\A        "
+    'Note: type declaration actually affects variable type or may throw error in some cases.' "\A    "
+    '- There is also some other operators and keywords to define variables, like "isn\'t" and "!=". (and conditions! "isif", "then", "else", and more)' "\A    "
+    '- Types:' "\A        "
+    '* String: either single/double -quoted or single identifier that does not match name of any defined variable.' "\A        "
+    '* Number: any numbers, there is no int or float or double - they all are numbers. Also, if not in Object/JSON Object/Array, you can use "," intead of ".": 0,123 = 0.123.' "\A        "
+    '* Boolean: true or false.' "\A            "
+    'true: "true", "yes", "y".' "\A            "
+    'false: "false", "no", "n".' "\A        "
+    '* Null: "null", "nil"' "\A        "
+    '* Objects, Arrays: same with when the entire code is JSON object or array (use [] for arrays and {} for objects).' "\A        "
+    '* Links: similar to strings but for URLs. put "<" and ">" instead of quotes (example: <https://just.js.org/>).' "\A    "
+    '- You can also define variables by executing JavaScript or Luau:' "\A        "
+    'To embed JavaScript, use "{{" (open) and "}}" (close).' "\A        "
+    'To embed Luau, use "<<" (open) and ">>" (close).' "\A        "
+    'Yes, it will work in node.js and browsers. Yes, that means you can make websites on Luau now.' "\A        "
+    'Example: "luautest = <<return 67>>, jstest = {{console.log(\'hi\');}}."' "\A    "
+    '- Some important commands:' "\A        "
+    '* output everything - outputs every defined variable' "\A        "
+    '* output specified - outputs defined variables from return command' "\A        "
+    '* output disabled - nothing' "\A        "
+    '* return [] - (after output specified) outputs every variable in array' "\A        "
+    '* return [] as [] - (after output specified) outputs every variable in array but renames them to identifiers/strings/numbers in array after "as"' "\A        "
+    '* allow JavaScript - allows JavaScript' "\A        "
+    '* disallow JavaScript - disallows JavaScript' "\A        "
+    '* allow Luau - allows Luau' "\A        "
+    '* disallow Luau - disallows Luau' "\A    "
+    '- Built-ins:' "\A        "
+    '* value() - returns value of variable by name' "\A        "
+    '* HTTP::GET() - sends http request and returns the response' "\A        "
+    'there is also so many Math:: functions, see core/built-in/math/math.hpp' "\A    "
+    '- More operators and keywords:' "\A        "
+    '* plus: "+"' "\A        "
+    '* minus: "-"' "\A        "
+    '* times: "*"' "\A        "
+    '* divide: "/", ":"' "\A        "
+    '* power: "**"' "\A        "
+    '* modulo: "%"' "\A        "
+    '* concatenate: ".."' "\A        "
+    '* logical not: "!"' "\A        "
+    '* logical and: "&&", "and"' "\A        "
+    '* logical nand: "!&", "nand", "andn\'t"' "\A        "
+    '* logical or: "||", "or"' "\A        "
+    '* logical nor: "!|", "nor", "orn\'t"' "\A        "
+    '* logical xor: "xor"' "\A        "
+    '* logical xnor: "xnor"' "\A        "
+    '* logical imply: "imply"' "\A        "
+    '* logical nimply: "nimply"' "\A        "
+    '* bitwise not: "~", "NOT"' "\A        "
+    '* bitwise and: "&", "AND"' "\A        "
+    '* bitwise or: "|", "OR"' "\A        "
+    '* bitwise xor: "^", "XOR"' "\A        "
+    '* bitwise left shift: "<<"' "\A        "
+    '* bitwise right shift: ">>"' "\A        ";
     white-space: pre-wrap;
     font-family: monospace;
 }