css - Change text color of selected option item in php -

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i want change background color of selected option item in php coulnd that. add indicator(*) begining of selected option bellow code not need that. need change text color of selected form item in php.

adding style="background-color:red" $a works.!

<select name="dest">                             <?php                               $a='';                             $sql2 = "select evaperiod evaluationperiod";                             $query2 = mysql_query($sql2);                              if(mysql_num_rows($query2)>0)                             {                                 $x='20';                                 $guncel='';                                 while($result=mysql_fetch_array($query2))                                 {                                     $period = $result['evaperiod'];                                      if($period==$donemm)                                     $a=" selected='selected' style='background-color:red'";                                     if($period==$periodd)                                     $guncel='*';                                     else                                     $a='';                                     print "<option value='$period'$a>$guncel$x$period</option>";                                     $guncel='';                                 }                                } ?>                          </select>

append style="background-color:(yourcolor)" $a


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