.shutter {
  overflow: hidden;
  width: 100%;
  height: 896px;
  position: relative;
  margin: 0 auto;
}
.shutter .shutter-img a {
  display: block;
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  margin: 0 auto;
}
.shutter .shutter-btn li {
  position: absolute;
  z-index: 999;
  top: 50%;
  width: 49px;
  height: 49px;
  margin-top: -25px;
  cursor: pointer;
}
.shutter .shutter-btn li.prev {
  left: 8%;
  background: url(../images/shutter_prevBtn.png) no-repeat 0 -49px;
}
.shutter .shutter-btn li.next {
  right: 8%;
  background: url(../images/shutter_nextBtn.png) no-repeat 0 -49px;
}