Swisscare.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Attribute value missing.
Bad value “100%” for attribute “width” on element “iframe”: Expected a digit but saw “%” instead.
Bad value “100%” for attribute “height” on element “iframe”: Expected a digit but saw “%” instead.
Bad value “” for attribute “src” on element “iframe”: Must be non-empty.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
Duplicate ID “Logo”.
Duplicate ID “fullLogo”.
Duplicate ID “symbol”.
Duplicate ID “social-icons”.
Warnings:
Attribute “src” without an explicit value seen. The attribute may be dropped by IE7.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The first occurrence of ID “Logo” was here.
The first occurrence of ID “fullLogo” was here.
The first occurrence of ID “symbol” was here.
The first occurrence of ID “social-icons” was here.
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