Methods to override the semantic UI Shape Enter Colour?

I’ve been looking to override a semantic UI CSS belongings in a kind enter part. I wish to exchange the background colour within the enter box to white. It helps to keep appearing yellow. I simply am trying out out other colours and borders looking to get them to paintings. However not anything does. I’ve been looking to exchange it for hours now. Any ideas?

I’ve attempted the next CSS (and plenty of different issues) and none of it really works. I’m anticipating for the background colour of the semantic UI shape enter selector to modify as a result of I’m looking to over experience it with CSS.

Here’s what I’ve attempted

[https://pastebin.com/u/megg123/1/42ZQ5P8T](https://pastebin.com/u/megg123/1/42ZQ5P8T)

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