.start-slider-container{
  position:relative;
  overflow: hidden;
  width:100%;
  height:100vh;
}
.start-slider-container h1{
  display: block;
  position: absolute;
  z-index: 3;
  margin: auto;
  top: 0; left: 0; bottom: 0; right: 0;
  color:#fff !important;
  max-width:700px;
  height:100px;
  text-align: center;
}
.slider-overlay{
  background-color: rgba(0, 0, 0, 0.3);
  position: absolute;
  z-index:2;
  width:100%;
  height:100%;
}
#image-slider {
    position:absolute;
    width:100%;
    height:100vh;
    overflow:hidden;
}

#image-slider img {
    
    opacity:0;
    display: block;
    height: auto;
    width: 100%;
    min-height: 100%;
    position: absolute;
    object-fit: cover;
    z-index: 1;
    -webkit-transition-property: opacity, -webkit-transform;
    -webkit-transition-duration: 0s, 20s;
       -moz-transition-property: opacity, -moz-transform;
       -moz-transition-duration: 0s, 20s;
        -ms-transition-property: opacity, -ms-transform;
        -ms-transition-duration: 0s, 20s;
         -o-transition-property: opacity, -o-transform;
         -o-transition-duration: 0s, 20s;
            transition-property: opacity, transform;
            transition-duration: 0s, 20s;
}

#image-slider img  {
    -webkit-transform-origin: bottom left;
       -moz-transform-origin: bottom left;
        -ms-transform-origin: bottom left;
         -o-transform-origin: bottom left;
            transform-origin: bottom left;
            
}

#image-slider :nth-child(2n+1) {
    -webkit-transform-origin: top right;
       -moz-transform-origin: top right;
        -ms-transform-origin: top right;
         -o-transform-origin: top right;
            transform-origin: top right;
}

#image-slider :nth-child(3n+1) {
    -webkit-transform-origin: top left;
       -moz-transform-origin: top left;
        -ms-transform-origin: top left;
         -o-transform-origin: top left;
            transform-origin: top left;
}
#image-slider :nth-child(4n+1) {
  -webkit-transform-origin: bottom right;
     -moz-transform-origin: bottom right;
      -ms-transform-origin: bottom right;
       -o-transform-origin: bottom right;
          transform-origin: bottom right;
}

#image-slider .fx:first-child + img ~ img  {
    z-index:-1;
}

#image-slider .fx {
    opacity:1;
    -webkit-transform: scale(1.1);
       -moz-transform: scale(1.1);
        -ms-transform: scale(1.1);
         -o-transform: scale(1.1);
            transform: scale(1.1);
}