diff --git a/sources/platform/actors/development/actor_definition/input_schema/specification.md b/sources/platform/actors/development/actor_definition/input_schema/specification.md
index 4e8e76fd2a..f376c6d27d 100644
--- a/sources/platform/actors/development/actor_definition/input_schema/specification.md
+++ b/sources/platform/actors/development/actor_definition/input_schema/specification.md
@@ -3,6 +3,7 @@ title: Specification
 sidebar_position: 2
 description: Learn how to define and validate a schema for your Actor's input with code examples. Provide an autogenerated input UI for your Actor's users.
 slug: /actors/development/actor-definition/input-schema/specification/v1
+toc_max_heading_level: 5
 ---
 
 # Actor input schema specification
@@ -148,6 +149,8 @@ Most types also support additional properties defining, for example, the UI inpu
 
 ### String
 
+#### Code input
+
 Example of a code input:
 
 ```json
@@ -164,6 +167,8 @@ Rendered input:
 
 ![Apify Actor input schema page function](./images/input-schema-page-function.png)
 
+#### Country selection
+
 Example of country selection using a select input:
 
 ```json
@@ -182,6 +187,8 @@ Rendered input:
 
 ![Apify Actor input schema - country input](./images/input-schema-country.png)
 
+#### `datepicker` editor
+
 Example of date selection using absolute and relative `datepicker` editor:
 
 ```json
@@ -224,6 +231,8 @@ The `anyDate` property renders a date picker that accepts both absolute and rela
 
 ![Apify Actor input schema - country input](./images/input-schema-date-both.png)
 
+#### `fileupload` editor
+
 The `fileupload` editor enables users to specify a file as input. The input is passed to the Actor as a string. It is the Actor author's responsibility to interpret this string, including validating its existence and format.
 
 ![Apify Actor input schema - fileupload input](./images/input-schema-fileupload-input.png)
@@ -234,17 +243,17 @@ The user provides either a URL or uploads the file to a key-value store (existin
 
 Properties:
 
-| Property     | Value                                                                                                                                                | Required                                   | Description                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |
-|--------------|------------------------------------------------------------------------------------------------------------------------------------------------------|--------------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
-| `editor`     | One of <ul><li>`textfield`</li><li>`textarea`</li><li>`javascript`</li><li>`python`</li><li>`select`</li><li>`datepicker`</li><li>`fileupload`</li><li>`hidden`</li></ul> | Yes                                        | Visual editor used for <br/>the input field.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             |
-| `pattern`    | String                                                                                                                                               | No                                         | Regular expression that will be <br/>used to validate the input. <br/> If validation fails, <br/>the Actor will not run.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 |
-| `minLength`  | Integer                                                                                                                                              | No                                         | Minimum length of the string.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |
-| `maxLength`  | Integer                                                                                                                                              | No                                         | Maximum length of the string.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |
-| `enum`       | [String]                                                                                                                                             | Required if <br/>`editor` <br/>is `select` | Using this field, you can limit values <br/>to the given array of strings. <br/>Input will be displayed as select box.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   |
-| `enumTitles` | [String]                                                                                                                                             | No                                         | Titles for the `enum` keys described.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    |
-| `nullable`   | Boolean                                                                                                                                              | No                                         | Specifies whether `null` <br/>is an allowed value.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
-| `isSecret`   | Boolean                                                                                                                                              | No                                         | Specifies whether the input field<br />will be stored encrypted.<br />Only available <br />with `textfield` and `textarea` editors.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      |
-| `dateType`   | One of <ul><li>`absolute`</li><li>`relative`</li><li>`absoluteOrRelative`</li></ul>                                                                  | No                                         | This property, which is only available with `datepicker` editor, specifies what date format should visual editor accept (The JSON editor accepts any string without validation.).<br/><br/><ul><li>`absolute` value enables date input in `YYYY-MM-DD` format. To parse returned string regex like this can be used: `^(\d{4})-(0[1-9]\|1[0-2])-(0[1-9]\|[12]\d\|3[01])$`.</li><br/><li>`relative` value enables relative date input in <br/>`{number} {unit}` format. <br/>Supported units are: days, weeks, months, years.<br/><br/>The input is passed to the Actor as plain text (e.g., "3 weeks"). To parse it, regex like this can be used: `^(\d+)\s*(day\|week\|month\|year)s?$`.</li><br/><li>`absoluteOrRelative` value enables both absolute and relative formats and user can switch between them. It's up to Actor author to parse a determine actual used format - regexes above can be used to check whether the returned string match one of them.</li></ul><br/>Defaults to `absolute`. |
+| Property | Value | Required | Description |
+|----------|--------|-----------|-------------|
+| `editor` | One of:<br/>- `textfield`<br/>- `textarea`<br/>- `javascript`<br/>- `python`<br/>- `select`<br/>- `datepicker`<br/>- `fileupload`<br/>- `hidden` | Yes | Visual editor used for the input field. |
+| `pattern` | String | No | Regular expression that will be used to validate the input. If validation fails, the Actor will not run. |
+| `minLength` | Integer | No | Minimum length of the string. |
+| `maxLength` | Integer | No | Maximum length of the string. |
+| `enum` | [String] | Required if `editor` is `select` | Using this field, you can limit values to the given array of strings. Input will be displayed as select box. |
+| `enumTitles` | [String] | No | Titles for the `enum` keys described. |
+| `nullable` | Boolean | No | Specifies whether `null` is an allowed value. |
+| `isSecret` | Boolean | No | Specifies whether the input field will be stored encrypted. Only available with `textfield` and `textarea` editors. |
+| `dateType` | One of <ul><li>`absolute`</li><li>`relative`</li><li>`absoluteOrRelative`</li></ul> | No | This property, which is only available with `datepicker` editor, specifies what date format should visual editor accept (The JSON editor accepts any string without validation.).<br/><br/><ul><li>`absolute` value enables date input in `YYYY-MM-DD` format. To parse returned string regex like this can be used: `^(\d{4})-(0[1-9]\|1[0-2])-(0[1-9]\|[12]\d\|3[01])$`.</li><br/><li>`relative` value enables relative date input in <br/>`{number} {unit}` format. <br/>Supported units are: days, weeks, months, years.<br/><br/>The input is passed to the Actor as plain text (e.g., "3 weeks"). To parse it, regex like this can be used: `^(\d+)\s*(day\|week\|month\|year)s?$`.</li><br/><li>`absoluteOrRelative` value enables both absolute and relative formats and user can switch between them. It's up to Actor author to parse a determine actual used format - regexes above can be used to check whether the returned string match one of them.</li></ul><br/>Defaults to `absolute`. |
 
 :::note Regex escape