@import url(sma.css) screen and (max-width: 640px);
@import url(pc.css) print,screen and (min-width: 641px);
@import url(../jq/jquery.bxsliders.css) screen and (max-width: 640px);
@import url(../jq/jquery.bxslider.css) screen and (min-width: 641px);