Errors:
Bad value “https://twitter.com/intent/tweet?text=Bulma: a modern CSS framework based on Flexbox&hashtags=bulmaio&url=https://bulma.io&via=jgthms” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
Bad value “160px” for attribute “width” on element “iframe”: Expected a digit but saw “p” instead.
Bad value “30px” for attribute “height” on element “iframe”: Expected a digit but saw “p” instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
Bad value “80px” for attribute “width” on element “iframe”: Expected a digit but saw “p” instead.
Attribute “webkitallowfullscreen” not allowed on element “iframe” at this point.
Attribute “mozallowfullscreen” not allowed on element “iframe” 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 “xmlns:dct” not allowed here.
Attribute “href” not allowed on element “strong” at this point.
Attribute “rel” not allowed on element “strong” at this point.
Attribute “xmlns:cc” not allowed here.
Bad value “cc:attributionURL” for attribute “rel” on element “a”: The string “cc:attributionURL” is not a registered keyword.
The “allowtransparency” attribute on the “iframe” element is obsolete. Use CSS instead.
Attribute “border” not allowed on element “input” at this point.
Element “script” must not have attribute “defer” unless attribute “src” is also specified.
Element “script” must not have attribute “async” unless attribute “src” is also specified.
Warnings:
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
Attribute with the local name “xmlns:dct” is not serializable as XML 1.0.
Attribute with the local name “xmlns:cc” is not serializable as XML 1.0.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
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