We’ve imported the demo contents on your site. The reason you might have a stylesheet missing error is that you’ve installed using the whole package Wise Church.zip instead of the wordpress zip file wise-church-version.zip. See FAQ.
“1. I installed the theme, it says “The theme is missing the style.css stylesheet.
Usually, it happens when you download the whole package Wise Theme.zip and installing it instead of WordPress installable file only. You may extract the whole package Wise Theme.zip then upload and install wise-theme.zip inside Wise Theme folder or download the WordPress installable file only on ThemeForest:
Downloads => Select the item => Download => Installable WordPress file only.”