/* Add-on Quintilien jan. 2020 for Ken Burns effect 
sources :
https://www.cssscript.com/pure-css-background-slideshow-ken-burns-effect/
https://codemyui.com/css-ken-burns-effect/
––––––––––––––––––––––––––––––––––––––––––––––––––– */


@media screen
{
.slideshow {
    position: absolute;
    width: 100vw;
    height: 100vh; 
    overflow: hidden;
  }
.slideshow-banner {
  position: relative;
  width: 100%;
  height: 40vh; 
  overflow: hidden;
  box-sizing: border-box; 
  }
}

@media print
{
  .slideshow { display: none; }
  .slideshow-banner { display: none; }
}



.slideshow-image {
  position: absolute;
  width: 100%;
  height: 100%;
  background: no-repeat 50% 50%;
  background-size: cover;
  -webkit-animation-name: kenburns;
  animation-name: kenburns;
  -webkit-animation-timing-function: linear;
  animation-timing-function: linear;
  -webkit-animation-iteration-count: infinite;
  animation-iteration-count: infinite;
  -webkit-animation-duration: 16s;
  animation-duration: 16s;
  opacity: 1;
  -webkit-transform: scale(1.2);
  transform: scale(1.2);
}

.slideshow-image:nth-child(1) {
  -webkit-animation-name: kenburns-1;
  animation-name: kenburns-1;
  z-index: 3;
}

.slideshow-image:nth-child(2) {
  -webkit-animation-name: kenburns-2;
  animation-name: kenburns-2;
  z-index: 2;
}

.slideshow-image:nth-child(3) {
  -webkit-animation-name: kenburns-3;
  animation-name: kenburns-3;
  z-index: 1;
}

.slideshow-image:nth-child(4) {
  -webkit-animation-name: kenburns-4;
  animation-name: kenburns-4;
  z-index: 0;
}



@-webkit-keyframes 
kenburns-1 {  0% {
 opacity: 1;
 -webkit-transform: scale(1.2);
 transform: scale(1.2);
}
 1.5625% {
 opacity: 1;
}
 23.4375% {
 opacity: 1;
}
 26.5625% {
 opacity: 0;
 -webkit-transform: scale(1);
 transform: scale(1);
}
 100% {
 opacity: 0;
 -webkit-transform: scale(1.2);
 transform: scale(1.2);
}
 98.4375% {
 opacity: 0;
 -webkit-transform: scale(1.21176);
 transform: scale(1.21176);
}
 100% {
 opacity: 1;
}
}

@keyframes 
kenburns-1 {  0% {
 opacity: 1;
 -webkit-transform: scale(1.2);
 transform: scale(1.2);
}
 1.5625% {
 opacity: 1;
}
 23.4375% {
 opacity: 1;
}
 26.5625% {
 opacity: 0;
 -webkit-transform: scale(1);
 transform: scale(1);
}
 100% {
 opacity: 0;
 -webkit-transform: scale(1.2);
 transform: scale(1.2);
}
 98.4375% {
 opacity: 0;
 -webkit-transform: scale(1.21176);
 transform: scale(1.21176);
}
 100% {
 opacity: 1;
}
}

@-webkit-keyframes 
kenburns-2 {  23.4375% {
 opacity: 1;
 -webkit-transform: scale(1.2);
 transform: scale(1.2);
}
 26.5625% {
 opacity: 1;
}
 48.4375% {
 opacity: 1;
}
 51.5625% {
 opacity: 0;
 -webkit-transform: scale(1);
 transform: scale(1);
}
 100% {
 opacity: 0;
 -webkit-transform: scale(1.2);
 transform: scale(1.2);
}
}

@keyframes 
kenburns-2 {  23.4375% {
 opacity: 1;
 -webkit-transform: scale(1.2);
 transform: scale(1.2);
}
 26.5625% {
 opacity: 1;
}
 48.4375% {
 opacity: 1;
}
 51.5625% {
 opacity: 0;
 -webkit-transform: scale(1);
 transform: scale(1);
}
 100% {
 opacity: 0;
 -webkit-transform: scale(1.2);
 transform: scale(1.2);
}
}

@-webkit-keyframes 
kenburns-3 {  48.4375% {
 opacity: 1;
 -webkit-transform: scale(1.2);
 transform: scale(1.2);
}
 51.5625% {
 opacity: 1;
}
 73.4375% {
 opacity: 1;
}
 76.5625% {
 opacity: 0;
 -webkit-transform: scale(1);
 transform: scale(1);
}
 100% {
 opacity: 0;
 -webkit-transform: scale(1.2);
 transform: scale(1.2);
}
}

@keyframes 
kenburns-3 {  48.4375% {
 opacity: 1;
 -webkit-transform: scale(1.2);
 transform: scale(1.2);
}
 51.5625% {
 opacity: 1;
}
 73.4375% {
 opacity: 1;
}
 76.5625% {
 opacity: 0;
 -webkit-transform: scale(1);
 transform: scale(1);
}
 100% {
 opacity: 0;
 -webkit-transform: scale(1.2);
 transform: scale(1.2);
}
}

@-webkit-keyframes 
kenburns-4 {  73.4375% {
 opacity: 1;
 -webkit-transform: scale(1.2);
 transform: scale(1.2);
}
 76.5625% {
 opacity: 1;
}
 98.4375% {
 opacity: 1;
}
 100% {
 opacity: 0;
 -webkit-transform: scale(1);
 transform: scale(1);
}
}

@keyframes 
kenburns-4 {  73.4375% {
 opacity: 1;
 -webkit-transform: scale(1.2);
 transform: scale(1.2);
}
 76.5625% {
 opacity: 1;
}
 98.4375% {
 opacity: 1;
}
 100% {
 opacity: 0;
 -webkit-transform: scale(1);
 transform: scale(1);
}
}



@media screen
{
.box-in-slideshow {
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform: translate3d(-50%, -50%, 0);
  transform: translate3d(-50%, -50%, 0);
  z-index: 99;
  /* text-align: center; */
  font-family: 'Roboto', sans-serif;
  font-weight: 300;
  /* text-transform: uppercase; */
  text-transform: ;
  background-color: rgba(255, 255, 255, 0.75);
  box-shadow: 0 1em 2em -1em rgba(0, 0, 0, 0.5);
  padding: 1em 2em;
  line-height: 1.5;
  }
}
@media print
{
   .box-in-slideshow { display: none; }
}



@media screen
{
.text-in-slideshow {
  position: absolute;
  top: 20vh; 
  left: 50%; 
  -webkit-transform: translate3d(-50%, -50%, 0);
  transform: translate3d(-50%, -50%, 0);
  z-index: 99;
  font-family: 'Optima', sans-serif;
  padding: 1em 2em;
	  text-align: center; 
  }
}
@media print
{
   .text-in-slideshow { display: none; }
}

.text-in-slideshow h1 { 
  font-size: 6rem; 
  line-height: 0.5;
  letter-spacing: 0.5rem;  
  color: white; 
  font-weight: bold;
  }

.text-in-slideshow h2 { 
  font-size: 2rem; 
  line-height: 1.0; 
  letter-spacing: 0.1rem;  
  color: white; 
  font-weight: bold;
  }

/* Larger than phablet */
@media (min-width: 550px) {

.text-in-slideshow h1 { 
  font-size: 8rem; 
  line-height: 0.5;
  letter-spacing: 1rem;  
  color: white; 
  font-weight: bold;
  }
.text-in-slideshow h2 { 
  font-size: 1.6rem; 
  line-height: 1.0; 
  letter-spacing: 0.1rem;  
  color: white; 
  font-weight: bold;
  }

}