html hataları ile başlayalım o zaman
Line 13, Column 111: end tag for "link" omitted, but OMITTAG NO was specified …ref="/wp-content/themes/Oylat-kaplicalari/img/favicon.ico" type="image/x-icon"> You may have neglected to close an element, or perhaps you meant to "self-close" an element, that is, ending it with "/>" instead of ">".
Line 273, Column 80: document type does not allow element "a" here; assuming missing "li" start-tag … <a href="http://www.oylat-kaplicalari.com/sitemap.xml">Sitemap</a>
Line 274, Column 10: end tag for "li" omitted, but OMITTAG NO was specified </ul> You may have neglected to close an element, or perhaps you meant to "self-close" an element, that is, ending it with "/>" instead of ">"
Line 281, Column 10: end tag for "ul" which is not finished </ul> ✉
Most likely, you nested tags and closed them in the wrong order. For example <p><em>...</p> is not acceptable, as <em> must be closed before <p>. Acceptable nesting is: <p><em>...</em></p>
Another possibility is that you used an element which requires a child element that you did not include. Hence the parent element is "not finished", not complete. For instance, in HTML the <head> element must contain a <title> child element, lists require appropriate list items (<ul> and <ol> require <li>; <dl> requires <dt> and <dd>), and so onhatalar bunlar arkadaşlar düzeltmemde yardımcı olacaklara şimdiden teşekkürler.