Rocket Validator automatically scans your sites for accessibility issues using the W3C Validator,
hosted on our own servers and integrated into our web crawler.
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Save time using our automated web checker. Let our crawler check your web pages on the W3C Validator.
HTML issues tagged as projection.
projection media type was deprecated in Media Queries 4.
Media types describe the general category of a device, for example
CSS 2.1 and Media Queries 3 defined several additional media types (
aural), but they were deprecated in Media Queries 4 and shouldn’t be used.
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