CSS dans liste déroulante

<SELECT  name="liste" size="30" style="background-color:#00FFFF;" 			
	onchange="document.type.submit();">
	<?php
	WHILE ($donnees = $reponse->fetch()) 
	{
		$id{$i} = $donnees['id'];?>
		<option value = "<?php echo $id{$i};?>" > 
			<?php echo $donnees['Nom'].' ';?>
			<span class = "prenom" ><?php echo $donnees['Prenom'];?></span>
			<span class = "annee" ><?php echo $donnees['annee'];?></span>
			<span class = "parti" ><?php echo $donnees['parti'];?></span><?php
			if($donnees['deces']!=0)
			echo $donnees['deces'].' ';
			if($donnees['parti'] !=0)
			echo $donnees['parti'].' ';
		?></option>
		<?php
		i = $i +1;
	}
	?>
</SELECT>