Please read the following table in HTML format from a webpage and then answer the question in detail according to the table. Each table cell is defined by a <td> and a </td> tag. Each table row starts with a <tr> and ends with a </tr> tag. 'rowspan=m' and 'colspan=n' represents a cell spaning over 'm' rows and 'n' columns.

Webpage title:
Coronation of the Hungarian monarch
Table title:
Matthias Church in Budapest
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Status </th><th colspan=1 rowspan=1 > Name </th><th colspan=1 rowspan=1 > Date </th><th colspan=1 rowspan=1 > Place </th><th colspan=1 rowspan=1 > Konsecrator </th></tr>
<tr> <td colspan=1 rowspan=1 > King </td><td colspan=1 rowspan=1 > Francis Joseph </td><td colspan=1 rowspan=1 > 8 June 1867 </td><td colspan=1 rowspan=1 > Matthias Church, Budapest </td><td colspan=1 rowspan=1 > János Simor Archbishop of Esztergom, primate of Hungary </td></tr>
<tr> <td colspan=1 rowspan=1 > Queen </td><td colspan=1 rowspan=1 > Elisabeth of Bavaria </td><td colspan=1 rowspan=1 > 8 June 1867 </td><td colspan=1 rowspan=1 > Matthias Church, Budapest </td><td colspan=1 rowspan=1 > János Simor Archbishop of Esztergom, primate of Hungary </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > King </td><td class="highlighted"  colspan=1 rowspan=1 > Charles IV </td><td class="highlighted"  colspan=1 rowspan=1 > 30 December 1916 </td><td class="highlighted"  colspan=1 rowspan=1 > Matthias Church, Budapest </td><td colspan=1 rowspan=1 > János Csernoch Archbishop of Esztergom, primate of Hungary </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > Queen </td><td class="highlighted"  colspan=1 rowspan=1 > Zita of Bourbon-Parma </td><td class="highlighted"  colspan=1 rowspan=1 > 30 December 1916 </td><td class="highlighted"  colspan=1 rowspan=1 > Matthias Church, Budapest </td><td class="highlighted"  colspan=1 rowspan=1 > János Csernoch Archbishop of Esztergom, primate of Hungary </td></tr>
</table>
Question:
Which monarchs were crowned in December 1916 in Budapest?
Answer:
The Coronation of the Hungarian monarch was held on December 1916 in Budapest, where King Charles IV and Queen Zita of Hungary were crowned.