/*�R�����g*/
@media screen and (max-width:3000px){
.bgImage {
  width: 100%;
  height: 0;padding-top:calc(125%/3);
  position: relative;
  z-index: -1;
}
 .bgImage div {
  height: 100%;
  width: 100%;
  background-size: 100%;background-repeat:no-repeat;
  background-position: center center;
  position: absolute;
  top: 0;
  left: 0;
}

.background_service20{background:url("../img/index74_L.jpg");}

.background_service21{background:url("../img/index32_L.jpg");}

.background_service22{background:url("../img/index73_L.jpg");}

}

@media screen and (max-width:768px){
.bgImage {
  width: 100%;
  height: 0;padding-top:calc(64000%/960);
  position: relative;
  z-index: -1;
}
 .bgImage div {
  height: 100%;
  width: 100%;
  background-size: 100%;background-repeat:no-repeat;
  background-position: center center;
  position: absolute;
  top: 0;
  left: 0;
}
.background_service20{background:url("../img/index74_M.jpg");}

.background_service21{background:url("../img/index32_M.jpg");}

.background_service22{background:url("../img/index73_M.jpg");}

}