html - Can't combine selectors using commas in CSS -


HTML placeholders always appear slightly more than the center of the input, so I try to use CSS as I am: - WebKit-Input-placeholder For some reason, I can not combine the selectors to push them down a bit, it is showing a sidel:

I do not want to separate them Wish because I use a CSS compression tool Which automatically connects the lines now, I can separate them manually, but in the future, I forget that I can not add these lines.

You can not use commas to combine vendor-prefixed selectors, because when someone The browser has to face a selector that it does not understand, then the line "gets thrown out." For any selector, only :: For the pseudo-classes, it is necessary to break the vendor prefix.

Here is a link to a comment on the problem.


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