This tests that buttons don't honor table display styles.<br>
<input type="button" value="display: table" style="display: table;">
<input type="button" value="display: table" style="display: table;"><br><br>
<input type="button" value="display: inline-table" style="display: inline-table;">
<input type="button" value="display: inline-table" style="display: inline-table;"><br><br>
<input type="button" value="display: table-row-group" style="display: table-row-group;">
<input type="button" value="display: table-row-group" style="display: table-row-group;"><br><br>
<input type="button" value="display: table-header-group" style="display: table-header-group;">
<input type="button" value="display: table-header-group" style="display: table-header-group;"><br><br>
<input type="button" value="display: table-footer-group" style="display: table-footer-group;">
<input type="button" value="display: table-footer-group" style="display: table-footer-group;"><br><br>
<input type="button" value="display: table-row" style="display: table-row;">
<input type="button" value="display: table-row" style="display: table-row;"><br><br>
<input type="button" value="display: table-column-group" style="display: table-column-group;">
<input type="button" value="display: table-column-group" style="display: table-column-group;"><br><br>
<input type="button" value="display: table-column" style="display: table-column;">
<input type="button" value="display: table-column" style="display: table-column;"><br><br>
<input type="button" value="display: table-cell" style="display: table-cell;">
<input type="button" value="display: table-cell" style="display: table-cell;"><br><br>
<input type="button" value="display: table-caption" style="display: table-caption;">
<input type="button" value="display: table-caption" style="display: table-caption;">