подсветка слова в поисковой выдаче - Вопросы по CSS

$rezult = preg_replace ( "'($iskomoe_slovo)'si" , "<span style=background-color:#CCCCEE;font-weight:bold>\\1</span>" , $row_linkcat[ 'iskomoe_slovo' ] );

foreach ($searchwords as $hlword) {
				$text = preg_replace( '/' . preg_quote( $hlword, '/' ) . '/i', '<span class="highlight">\0</span>', $text ); 
			}

.highlight {
	background-color: #DEDEDE;
	color: #444444;
	}

<span class="highlight">тыры-пыры</span>

...
$text = preg_replace( '/' . preg_quote( $hlword, '/' ) . '/i', '<span class="highlight">\0</span>', $text );
...

...
$text = preg_replace( '/' . preg_quote( $hlword, '/' ) . '/i', '<span style=" background-color:#FF9900; color: #000066;">\0</span>', $text );
...