/* reset */
/*! normalize.css v4.0.0 | MIT License | github.com/necolas/normalize.css */
html {
  font-family: 'PT Sans Narrow', sans-serif;
  -ms-text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
}

* {box-sizing: border-box;}
/*
article, aside, details, figcaption, figure, footer, header, main, menu, nav, section, summary {
  display: block;
}

audio, canvas, progress, video {
  display: inline-block;
}

audio:not([controls]) {
  display: none;
  height: 0;
}

progress {
  vertical-align: baseline;
}

template, [hidden] {
  display: none;
}

a {
  background-color: transparent;
}

a:active, a:hover {
  outline-width: 0;
}

abbr[title] {
  border-bottom: none;
  text-decoration: underline;
  text-decoration: underline dotted;
}

b, strong {
  font-weight: inherit;
}

b, strong {
  font-weight: bolder;
}

dfn {
  font-style: italic;
}

h1 {
  font-size: 2em;
  margin: 0.67em 0;
}

mark {
  background-color: #ff0;
  color: #000;
}

small {
  font-size: 80%;
}

sub, sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline;
}

sub {
  bottom: -0.25em;
}

sup {
  top: -0.5em;
}

img {
  border-style: none;
}

svg:not(:root) {
  overflow: hidden;
}

code, kbd, pre, samp {
  font-family: 'PT Sans Narrow', sans-serif;
  font-size: 1em;
}

figure {
  margin: 1em 40px;
}

hr {
  -webkit-box-sizing: content-box;
  -moz-box-sizing: content-box;
  box-sizing: content-box;
  height: 0;
  overflow: visible;
}

button, input, select, textarea {
  font: inherit;
  margin: 0;
}

optgroup {
  font-weight: bold;
}

button, input, select {
  overflow: visible;
}

button, select {
  text-transform: none;
}

button, [type="button"], [type="reset"], [type="submit"] {
  cursor: pointer;
}

[disabled] {
  cursor: default;
}

button, html [type="button"], [type="reset"], [type="submit"] {
  -webkit-appearance: button;
}

button::-moz-focus-inner, input::-moz-focus-inner {
  border: 0;
  padding: 0;
}

button:-moz-focusring, input:-moz-focusring {
  outline: 1px dotted ButtonText;
}

fieldset {
  border: 1px solid #c0c0c0;
  margin: 0 2px;
  padding: 0.35em 0.625em 0.75em;
}

legend {
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  color: inherit;
  display: table;
  max-width: 100%;
  padding: 0;
  white-space: normal;
}

textarea {
  overflow: auto;
}

[type="checkbox"], [type="radio"] {
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  padding: 0;
}

[type="number"]::-webkit-inner-spin-button, [type="number"]::-webkit-outer-spin-button {
  height: auto;
}

[type="search"] {
  -webkit-appearance: textfield;
}

[type="search"]::-webkit-search-cancel-button, [type="search"]::-webkit-search-decoration {
  -webkit-appearance: none;
}
*/
/* main css */

.slideshow {
  position: absolute;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}

.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);
  }
}

h1 {
  letter-spacing: 6px;
  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: 'PT Sans Narrow', sans-serif;
  font-weight: 300;
  background-color: rgba(255, 255, 255, 0.75);
  box-shadow: 0px 0px 10px rgba(255, 255, 255, 0.75);
  padding: 1em 2em;
  line-height: 1.5;
}

#footer {
  position: absolute;
  width: 100%;
  margin: 0px;
  bottom: 0px;
  left: 0px;
  background-color: rgba(255, 255, 255, 0.75);
  box-shadow: 0px 0px 10px rgba(255, 255, 255, 0.75);
  z-index: 200;
  text-align: center;
  padding: 10px;
  letter-spacing: 3px;
}

#footer a {
  font-size: 24px;
  text-decoration: none;
  display: inline;
  margin-left: 15px;
  margin-right: 15px;
  margin: top:10px;
  margin-bottom: 10px;
  color: rgb(10,10,10,0.8);
}

#footer a:hover {
  color: steelblue;
}

.blocco {
  display: inline-block;
  margin: 5px;
}

.element-animation {
  animation: animationFrames linear 5s;
  animation-iteration-count: 1;
  transform-origin: 50% 50%;
  -webkit-animation: animationFrames linear 1s;
  -webkit-animation-iteration-count: 1;
  -webkit-transform-origin: 50% 50%;
  -moz-animation: animationFrames linear 1s;
  -moz-animation-iteration-count: 1;
  -moz-transform-origin: 50% 50%;
  -o-animation: animationFrames linear 1s;
  -o-animation-iteration-count: 1;
  -o-transform-origin: 50% 50%;
  -ms-animation: animationFrames linear 1s;
  -ms-animation-iteration-count: 1;
  -ms-transform-origin: 50% 50%;
}

@keyframes animationFrames {
  0% {
    opacity: 0;
  }

  100% {
    opacity: 1;
  }
}

@-moz-keyframes animationFrames {
  0% {
    opacity: 0;
  }

  100% {
    opacity: 1;
  }
}

@-webkit-keyframes animationFrames {
  0% {
    opacity: 0;
  }

  100% {
    opacity: 1;
  }
}

@-o-keyframes animationFrames {
  0% {
    opacity: 0;
  }

  100% {
    opacity: 1;
  }
}

@-ms-keyframes animationFrames {
  0% {
    opacity: 0;
  }

  100% {
    opacity: 1;
  }
}