how to make a banner responsive? - Joomla! Forum - community, help and support

according read, make image responsive set css image to:

code: select all

img { max-width: 100%; height: auto; }

i set css

code: select all

.banneritem {max-width: 100%; height: auto;}

that's did here, banners responsive. in firebug see css correct, do wrong here?

"make , image responsive"
you lost me here. mean that?