Most common settings in WordPress blog is the sidebar where we can show recent post list, category list archive, calender, social information etc. The height of the sidebar will be longer according to your widgets setup. If you add so many widgets in sidebar then sometimes it becomes longer then the page content which looks unprofessional to your side visitors. But you can control the height of the sidebar according to page content by using Sidebar Automizer plugin. This is the best Plugin to Set Sidebar Height According to Content Height.
See the following page example where the length of the sidebar is much longer then page content and we can solve the problem by installing sidebar atomizer plugin.
First of all get the plugin from above link and install it. After activating the plugin go to Settings->SidebarAutomizer menu to fix the settings.
In settings page you can see that there are 4 setting options. First one is page content area class or id name. To find out your content area id or class you can see in your theme’s single.php file. Or right click on the page click on “Inspect Element” and then go through the div area. In top section the area will be highlighted. See the example below:
Here our Content ID is “content” and class is “grid col-620”. Same way we find out sidebar id/class and single widgets class:
This our settings page. Replace the id or class according to your theme settings and see the action: