</html><i> </i>`</CODE> ...constitutes having learned <EM>_HTML_</EM>.
If your <EM>_CSS_</EM> and <EM>_JavaScript_</EM> learning is at the same basic level, <br/> then I would suggest that you practise them some more <br/> before moving on to pastures new. ?
<STRONG>**P.S.**</STRONG>
This... <CODE>`<i> </i><!DOTYPE html><i> </i>`` ...has a typing error.