[fix] broken links

Author: serhiipylypchuk1991

docs/guides/initialization.md

@@ -80,12 +80,12 @@ To learn more about configuring the Toolbar of Kanban, read the [**Configuration
 ### Configuration properties
 
 :::note
-The full list of properties to configure **Kanban** can be found [**here**](./api/overview/properties_overview.md). <br> 
-The full list of properties to configure **Toolbar of Kanban** can be found [**here**](./api/overview/toolbar_properties_overview.md).
+The full list of properties to configure **Kanban** can be found [**here**](api/overview/properties_overview.md). <br> 
+The full list of properties to configure **Toolbar of Kanban** can be found [**here**](api/overview/toolbar_properties_overview.md).
 :::
 
 ## Example
 
 In this snippet you can see how to initialize **Kanban** with the initial data:
 
-<iframe src="https://snippet.dhtmlx.com/gb50vyip?mode=js" frameborder="0" class="snippet_iframe" width="100%" height="500"></iframe>
+<iframe src="https://snippet.dhtmlx.com/gb50vyip?mode=js" frameborder="0" class="snippet_iframe" width="100%" height="500"></iframe>

src/css/custom.css

@@ -95,6 +95,7 @@ html[data-theme='dark'] .docusaurus-highlight-code-line {
 
 .iconExternalLink_lCJq,
 .iconExternalLink_node_modules-\@docusaurus-theme-classic-lib-theme-IconExternalLink-styles-module,
+.iconExternalLink_nPIU,
 .iconExternalLink_node_modules-\@docusaurus-theme-classic-lib-theme-Icon-ExternalLink-styles-module {
   display: none; /* hides the link icon */
 }