.air-slider {
  position: relative;
  margin: 0 auto;
  height:800px;
  width:auto;
}

.air-slider .slide-1 {
  width: 100%;
  height: 100%;
  position: absolute;
  overflow: hidden;
  opacity: 0;
  -webkit-transition: 1s ease all;
  transition: 1s ease all;
  background: #ccc;
}

.air-slider .slide-1 img {
  width: 100%;
  height: 100%;
}

.air-slider .active-slide {
  opacity: 1;
}

.air-slider .controls {
  width: 100%;
  height: 50px;
  top: calc(50% - 25px);
  left: 0;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-flex-flow: row nowrap;
  -ms-flex-flow: row nowrap;
  flex-flow: row nowrap;
  -webkit-box-pack: justify;
  -webkit-justify-content: space-between;
  -ms-flex-pack: justify;
  justify-content: space-between;
  position: absolute;
}

.air-slider .controls button {
  width: 50px;
  height: 50px;
  background: rgba(0,0,0,0.6);
  color: #fff;
  border: none;
  outline: none;
  cursor: pointer;
  font-weight: bold;
}

@media(max-width:1680px){
	.air-slider {  
  height:700px;
  width:100%;
}
}

@media(max-width:1366px){
	.air-slider {  
  height:600px;
  width:100%;
}
}

@media(max-width:991px){
	.air-slider {  
  height:400px;
  width:100%;
}

}

@media(max-width:640px){
	.air-slider {  
  height:300px;
  width:100%;
}

}

@media(max-width:480px){
	.air-slider {  
  height:200px;
  width:100%;
}

}