@media screen and (max-width: 1220px) {
#bannerMain {
	height: 400px;
}
#banner li{height:400px;background-size: cover;}
}
@media screen and (max-width: 1120px) {
.camera_wrap {
	height: 370px;
}
#banner li{height:370px;background-size: cover;}
}
@media screen and (max-width: 1020px) {
#bannerMain {
	height: 330px;
}
#banner li{height:330px;background-size: cover;}
}
 @media screen and (max-width: 979px) {
#bannerMain {
	height: 320px;
}
#banner li{height:320px;background-size: cover;}
}
 @media screen and (max-width: 879px) {
.camera_wrap {
	height: 300px;
}
#banner li{height:300px;background-size: cover;}
}
 @media screen and (max-width: 749px) {
#bannerMain {
	height: 250px;
}
#banner li{height:250px;background-size: cover;}
}
 @media screen and (max-width: 649px) {
#bannerMain {
	height: 230px;
}
#banner li{height:230px;background-size: cover;}
}
 @media screen and (max-width: 599px) {
#bannerMain {
	height: 200px;
}
#banner li{height:200px;background-size: cover;}
}
 @media screen and (max-width: 579px) {
#bannerMain {
	height: 180px;
}
#banner li{height:180px;background-size: cover;}
}
 @media screen and (max-width: 479px) {
#bannerMain {
	height: 160px;
}
#banner li{height:160px;background-size: cover;}
}
 @media screen and (max-width: 359px) {
#bannerMain {
	height: 140px;
}
#banner li{height:140px;background-size: cover;}
}