From dijit/form/DateTextBox — The Dojo Toolkit - Reference Guide
Uses claro css.
In widget.html:
<SPAN class="token tag"><SPAN class="token tag"><SPAN class="punctuation token"><</SPAN>div</SPAN><SPAN class="punctuation token">></SPAN></SPAN>
<SPAN class="token tag"><SPAN class="token tag"><SPAN class="punctuation token"><</SPAN>label</SPAN> <SPAN class="attr-name token">for</SPAN><SPAN class="attr-value token"><SPAN class="punctuation token">=</SPAN><SPAN class="punctuation token">"</SPAN>date1<SPAN class="punctuation token">"</SPAN></SPAN><SPAN class="punctuation token">></SPAN></SPAN>Drop down Date box:<SPAN class="token tag"><SPAN class="token tag"><SPAN class="punctuation token"></</SPAN>label</SPAN><SPAN class="punctuation token">></SPAN></SPAN>
<SPAN class="token tag"><SPAN class="token tag"><SPAN class="punctuation token"><</SPAN>input</SPAN> <SPAN class="attr-name token">type</SPAN><SPAN class="attr-value token"><SPAN class="punctuation token">=</SPAN><SPAN class="punctuation token">"</SPAN>text<SPAN class="punctuation token">"</SPAN></SPAN> <SPAN class="attr-name token">name</SPAN><SPAN class="attr-value token"><SPAN class="punctuation token">=</SPAN><SPAN class="punctuation token">"</SPAN>date1<SPAN class="punctuation token">"</SPAN></SPAN> <SPAN class="attr-name token">id</SPAN><SPAN class="attr-value token"><SPAN class="punctuation token">=</SPAN><SPAN class="punctuation token">"</SPAN>date1<SPAN class="punctuation token">"</SPAN></SPAN>
<SPAN class="attr-name token">data-dojo-type</SPAN><SPAN class="attr-value token"><SPAN class="punctuation token">=</SPAN><SPAN class="punctuation token">"</SPAN>dijit/form/DateTextBox<SPAN class="punctuation token">"</SPAN></SPAN>
<SPAN class="attr-name token">required</SPAN><SPAN class="attr-value token"><SPAN class="punctuation token">=</SPAN><SPAN class="punctuation token">"</SPAN>true<SPAN