Yes text radio button design is breaking on mobile devices issue for the https://learn.wordpress.org/online-workshops/ page.

[upadalavipul]

I have reviewed the above page on my mobile devices and found this radio button design breaking issue. please check the below-attached screenshot for a better understanding.

Screenshot: ​https://share.cleanshot.com/218KkH306ryfY3Tj6Prd

[upadalavipul]

Added below CSS for above issue solutions:

@media screen and (max-width:768px){
	input[type=radio]:checked:before {
		width: 6px;
		height: 6px;
		margin: 4px;
	}
}