.rslider_desktop{width:830px;height:360px}.rslider_desktop .rslideitem{width:830px;height:360px;background-size:100% 100%}@media(min-width:768px) and (max-width:999px){.rslider_desktop{width:768px!important;height:333px!important}.rslider_desktop .rslideitem{width:768px!important;height:333px!important;background-size:100% 100%}}