Changing the Trigger Element on an Action

Hi,
I'm trying to change the background colour of an input text box when the string that they input equals a pre-defined value (i.e. I'd like to have the input text box turn green when they enter the correct string).
I can get the two parts of this problem working independently (colour change and string check trigger) but can't get them to work together. I've been able to successfully target and change the input text box background using the theme Add CSS functionality, and i can successfully...

Steps to edit an Action.

As you add Actions to a Page, they are listed on the Actions tab on the left side of the Stage.

You can use this tab to open Actions to edit them.

This tab is also helpful for understanding all the Actions or events on a Page, especially if you aren't the original author but are trying to make updates.

Steps to set up a Show Action where the learner will click on a button to show another element on the Page.

This exampe uses a Button but any element can be set up as the item the learner will interact with, including text elements, image elements and more.

Similarly, this example Shows an image element but any element can be selected as the Target of the Show Action. You can also select multiple elements as targets, to Show more than one thing at a time.

There are a lot of use cases for providing documents or files for learners to download or open as part of a learning experience.

One way to do this is to add a Link to File action to an element, which will open the file when a learner clicks on the element.

You can link to any file from the Media Library, including documents, PDF files and media like image, audio or video files.

Many themes have a Resources button under the Menu options.

When you set a button (or other element) with a ...

Think of using a Toggle as a trigger element in cases where you want an on and off state available on your page

Steps to add an Action to an Element within a video to play the video and hide the elements within the video after play.

Hi, 
I'm currently trying to create a show and hide interactive, but I want to make it, so on load it's hidden, but then once you click a button it shows, and stays visibile forever. Currently when I use the show/hide actions, then I navigate back to the page, the element hides again. 
To get around this I've been using variables, set to true, and then the element shows when the variable is true. This seems to hold even when going back to the page, but it's a ime consuming process. Having to ...

When designing content, you may change your mind. What happens when you have a two column layout but you want a three our four column design instead?

Steps to set an action to show a page element when the learner clicks on a hotspot added over an image.