css not working

[simon saunders]

i have :

.classname {
background: red;
}

set on "mobilecontainer"

it works when i view in appery, but not when i test or view on aphone. i just see black. same issue when i use an image.

any ideas whats wrong?

thanks

[Pavel Zarudniy]

Hi simon,
I tried to make the same changes and everything is seems ok.
Please сheck that any other style do not replace that.