@media only screen and (max-width: 600px){.sb-ad-item {width:336px;height:280px;}}
@media only screen and (min-width: 600px){.sb-ad-item {width:336px;height:280px;}}
@media only screen and (min-width: 768px){.sb-ad-item {width:336px;height:280px;}}
@media only screen and (min-width: 992px){.sb-ad-item {width:336px;height:280px;}}
@media only screen and (min-width: 1200px){.sb-ad-item {width:336px;height:280px;}}
.sb-ad-item-inner {width:100%;}