Progresso.com.br W3C HTML Markup Validation
HTML markup errors and warnings
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Warnings:
Consider avoiding viewport values that prevent users from resizing documents.
Empty heading.
Errors:
Bad value “cache-control” for attribute “http-equiv” on element “meta”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Element “div” not allowed as child of element “button” in this context. (Suppressing further errors from this subtree.)
Element “p” not allowed as child of element “button” in this context. (Suppressing further errors from this subtree.)
The text content of element “script” was not in the required format: Content contains the character sequence “<!--” without a later occurrence of the character sequence “-->”.
Element “div” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Bad value “290px;” for attribute “width” on element “iframe”: Expected a digit but saw “p” instead.
Bad value “220px;” for attribute “height” on element “iframe”: Expected a digit but saw “p” instead.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Bad value “320px;” for attribute “height” on element “iframe”: Expected a digit but saw “p” instead.
The “align” attribute on the “iframe” element is obsolete. Use CSS instead.
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