글쓰기 할대 radio 선택 햇을대 해당 이미지 흐릿하게 하고 싶습니다

<label><input type='radio' name='wr_29' required VALUE="1" <? if ($write['wr_29'] == "1") echo'checked';?> checked><img src="<?php echo G5_URL; ?>/upso_img/cartoon/01.jpg"></label>
            <label><input type='radio' name='wr_29' required VALUE="2" <? if ($write['wr_29'] == "2") echo'checked';?> checked><img src="<?php echo G5_URL; ?>/upso_img/cartoon/02.jpg"></label>
            <label><input type='radio' name='wr_29' required VALUE="3" <? if ($write['wr_29'] == "3") echo'checked';?> checked><img src="<?php echo G5_URL; ?>/upso_img/cartoon/03.jpg"></label>
            <label><input type='radio' name='wr_29' required VALUE="4" <? if ($write['wr_29'] == "4") echo'checked';?> checked><img src="<?php echo G5_URL; ?>/upso_img/cartoon/04.jpg"></label>
            <label><input type='radio' name='wr_29' required VALUE="5" <? if ($write['wr_29'] == "5") echo'checked';?> checked><img src="<?php echo G5_URL; ?>/upso_img/cartoon/05.jpg"></label>
            <label><input type='radio' name='wr_29' required VALUE="6" <? if ($write['wr_29'] == "6") echo'checked';?> checked><img src="<?php echo G5_URL; ?>/upso_img/cartoon/06.jpg"></label>
            <label><input type='radio' name='wr_29' required VALUE="7" <? if ($write['wr_29'] == "7") echo'checked';?> checked><img src="<?php echo G5_URL; ?>/upso_img/cartoon/07.jpg"></label>
            <label><input type='radio' name='wr_29' required VALUE="8" <? if ($write['wr_29'] == "8") echo'checked';?> checked><img src="<?php echo G5_URL; ?>/upso_img/cartoon/08.jpg"></label>
            <label><input type='radio' name='wr_29' required VALUE="9" <? if ($write['wr_29'] == "9") echo'checked';?> checked><img src="<?php echo G5_URL; ?>/upso_img/cartoon/09.jpg"></label>
            <label><input type='radio' name='wr_29' required VALUE="10" <? if ($write['wr_29'] == "10") echo'checked';?> checked><img src="<?php echo G5_URL; ?>/upso_img/cartoon/10.jpg"></label>
            <label><input type='radio' name='wr_29' required VALUE="11" <? if ($write['wr_29'] == "11") echo'checked';?> checked><img src="<?php echo G5_URL; ?>/upso_img/cartoon/11.jpg"></label>
            <label><input type='radio' name='wr_29' required VALUE="12" <? if ($write['wr_29'] == "12") echo'checked';?> checked><img src="<?php echo G5_URL; ?>/upso_img/cartoon/12.jpg"></label>
            <label><input type='radio' name='wr_29' required VALUE="13" <? if ($write['wr_29'] == "13") echo'checked';?> checked><img src="<?php echo G5_URL; ?>/upso_img/cartoon/13.jpg"></label>
            <label><input type='radio' name='wr_29' required VALUE="14" <? if ($write['wr_29'] == "14") echo'checked';?> checked><img src="<?php echo G5_URL; ?>/upso_img/cartoon/14.jpg"></label>
            <label><input type='radio' name='wr_29' required VALUE="15" <? if ($write['wr_29'] == "15") echo'checked';?> checked><img src="<?php echo G5_URL; ?>/upso_img/cartoon/15.jpg"></label>
            <label><input type='radio' name='wr_29' required VALUE="16" <? if ($write['wr_29'] == "16") echo'checked';?> checked><img src="<?php echo G5_URL; ?>/upso_img/cartoon/16.jpg"></label>