Sergiorossi.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “android-chrome” for attribute “rel” on element “link”: The string “android-chrome” is not a registered keyword.
A “link” element with a “sizes” attribute must have a “rel” attribute that contains the value “icon” or the value “apple-touch-icon”.
Bad value “android-icon” for attribute “rel” on element “link”: The string “android-icon” is not a registered keyword.
Stray end tag “span”.
Attribute “alt” not allowed on element “a” at this point.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Attribute “autocapitalize” not allowed on element “input” at this point.
Attribute “autocorrect” not allowed on element “input” at this point.
Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
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