/** {
  box-sizing: border-box;
}

body {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  min-height: 100vh;
  background-color: #fff;
}

h1 {
  font-weight: 100;
}*/

.container {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  width: 80vw;
  margin: auto;
}
/*.container h1 {
  -webkit-box-flex: 0;
      -ms-flex: none;
          flex: none;
  width: 100%;
  margin: 0 2% 2em 2%;
}*/

.cardList {
  position: relative;
  display: block;
  -webkit-box-flex: 1;
      -ms-flex: 1 1 auto;
          flex: 1 1 auto;
  margin: 2%;
  -webkit-filter: none;
          filter: none;
  opacity: 1;
  -webkit-transition: 0.25s ease-in-out opacity, 0.25s ease-in-out filter;
  transition: 0.25s ease-in-out opacity, 0.25s ease-in-out filter;
  cursor: pointer;
}
.cardList__title {
  display: block;
  padding-top: 70%;
  text-align: center;
  font-size: 0.8em;
  opacity: 0.8;
  z-index: 0;
}
.cardList:hover .card {
  box-shadow: 0 5px 25px 0 rgba(0, 0, 0, 0.5);
  -webkit-transition: 0.35s ease-out transform, 0.35s ease-out shadow;
  transition: 0.35s ease-out transform, 0.35s ease-out shadow;
}
.cardList:nth-child(2n + 1) .card:nth-child(1) {
  -webkit-transform: translate(-2%, -2%);
          transform: translate(-2%, -2%);
}
.cardList:nth-child(2n + 1) .card:nth-child(2) {
  -webkit-transform: translate(-2%, 2%) rotate(2deg);
          transform: translate(-2%, 2%) rotate(2deg);
}
.cardList:nth-child(2n + 1) .card:last-of-type {
  -webkit-transform: rotate(-2deg);
          transform: rotate(-2deg);
}
.cardList:nth-child(2n + 1):hover .card__bg {
  -webkit-filter: none;
          filter: none;
  opacity: 1;
}
.cardList:nth-child(2n + 1):hover .card:nth-child(1) {
  -webkit-transform: translate(30%, 45%) rotate(-2deg);
          transform: translate(30%, 45%) rotate(-2deg);
}
.cardList:nth-child(2n + 1):hover .card:nth-child(2) {
  -webkit-transform: translate(-50%, 35%) rotate(5deg);
          transform: translate(-50%, 35%) rotate(5deg);
}
.cardList:nth-child(2n + 1):hover .card:last-of-type {
  -webkit-transform: rotate(5deg) translate(0%, -40%);
          transform: rotate(5deg) translate(0%, -40%);
}
.cardList:nth-child(2n) .card:nth-child(1) {
  -webkit-transform: translate(2%, 2%);
          transform: translate(2%, 2%);
}
.cardList:nth-child(2n) .card:nth-child(2) {
  -webkit-transform: translate(2%, -2%) rotate(-2deg);
          transform: translate(2%, -2%) rotate(-2deg);
}
.cardList:nth-child(2n) .card:nth-child(3) {
  -webkit-transform: rotate(2deg);
          transform: rotate(2deg);
}
.cardList:nth-child(2n):hover .card:nth-child(1) {
  -webkit-transform: translate(2%, 50%) rotate(5deg);
          transform: translate(2%, 50%) rotate(5deg);
}
.cardList:nth-child(2n):hover .card:nth-child(2) {
  -webkit-transform: translate(50%, -30%) rotate(10deg);
          transform: translate(50%, -30%) rotate(10deg);
}
.cardList:nth-child(2n):hover .card:nth-child(3) {
  -webkit-transform: translate(-25%, -40%) rotate(-5deg);
          transform: translate(-25%, -40%) rotate(-5deg);
}

.card {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  padding-top: 60%;
  background-color: #ccc;
  -webkit-transition: 0.28s ease-out transform, 0.28s ease-out shadow;
  transition: 0.28s ease-out transform, 0.28s ease-out shadow;
  overflow: hidden;
  z-index: 5;
  -webkit-backface-visibility: hidden;
          backface-visibility: hidden;
  box-shadow: 0 2px 10px 0 rgba(0, 0, 0, 0.2);
}
.card__bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-repeat: no-repeat;
  background-size: cover;
  background-color: #ccc;
}
.card:not(:last-of-type) .card__bg {
  background-blend-mode: multiply;
  -webkit-filter: grayscale(100%);
          filter: grayscale(100%);
  opacity: 0.25;
  -webkit-transition: 0.25s ease-in-out filter, 0.25s ease-in-out opacity;
  transition: 0.25s ease-in-out filter, 0.25s ease-in-out opacity;
}
.cardList:hover .card:not(:last-of-type) .card__bg {
  background-blend-mode: normal;
  -webkit-filter: none;
          filter: none;
  opacity: 1;
}

.container:hover .cardList {
  -webkit-filter: grayscale(100%);
          filter: grayscale(100%);
  opacity: 0.25;
  z-index: 1;
}
.container:hover .cardList:hover {
  -webkit-filter: none;
          filter: none;
  opacity: 1;
  z-index: 100;
}