body {
  background-color: rgb(0, 0, 0);  
  margin: 0px;  
  height: 100vh;
  
  display: grid;
  place-items: center;
}

.card-groups,
.card-group,
.card {
  aspect-ratio: 5 / 7;
}

.card-groups,
.card-group,
.big-card {  
  width: 30vmin;
}

.card-group {
  position: absolute;
  transition: transform 400ms ease;
}

.card-group[data-status="unknown"] {
  transform: scale(0);
  transition: none;
}

.card-group[data-status="active"] {
  transition-delay: 300ms;
}

.card-group[data-status="after"] {
  transform: translateX(50%) scale(0);
}

.card-group[data-status="before"] {
  transform: translateX(-50%) scale(0);
}

.card-group[data-status="becoming-active-from-after"] {
  transform: translateX(50%) scale(0);
  transition: none;
}

.card-group[data-status="becoming-active-from-before"] {
  transform: translateX(-50%) scale(0);
  transition: none;
}

.card {
  background-color: rgba(255, 255, 255, 0.05);
  position: absolute;
  transition: transform 800ms cubic-bezier(.05,.43,.25,.95);
  
  background-position: center;
  background-size: cover;
}

.big-card {
  border-radius: 1vmin;
}

.little-card {
  width: 12vmin;
  border-radius: 2vmin;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  box-shadow: -1vmin 1vmin 2vmin rgba(0, 0, 0, 0.25);
  pointer-events: none;
}

.big-card:nth-child(2) {
  background-image: url("./img/ff1.jpg");
  transform: translateX(-10%) rotate(-1deg);
}

.big-card:nth-child(4) {
  background-image: url("./img/ff2.jpg");
  transform: rotate(2deg);
}

.big-card:nth-child(6) {
  background-image: url("./img/ff3.jpg");
  transform: translateX(-6%) rotate(-3deg);
}

.big-card:nth-child(8) {
  background-image: url("./img/ff4.jpg");
  transform: translate(10%, 3%) rotate(5deg);
}

.card-group[data-index="1"] > .big-card:nth-child(6) {
  background-image: url("./img/ff4.jpg");
}

.card-group[data-index="1"] > .big-card:nth-child(8) {
  background-image: url("./img/ff3.jpg");
}

.card-group[data-index="2"] > .big-card:nth-child(4) {
  background-image: url("./img/ff4.jpg");
}

.card-group[data-index="2"] > .big-card:nth-child(8) {
  background-image: url("./img/ff2.jpg");
}

.little-card:nth-child(1) {
  background-image: url("./img/ff5.jpg");
}

.little-card:nth-child(3) {
  background-image: url("./img/ff6.jpg");
}

.little-card:nth-child(5) {
  background-image: url("./img/ff7.jpg");
}

.little-card:nth-child(7) {
  background-image: url("./img/ff8.jpg");
}

.card-group:hover > .card {  
  box-shadow: -2vmin 2vmin 3vmin rgba(0, 0, 0, 0.4);
}

.card-group:hover > .big-card:nth-child(2) {
  transform: translate(-75%, 16%) rotate(-24deg);
}

.card-group:hover > .big-card:nth-child(4) {
  transform: translate(-25%, 8%) rotate(-8deg);
}

.card-group:hover > .big-card:nth-child(6) {
  transform: translate(25%, 8%) rotate(8deg);
}

.card-group:hover > .big-card:nth-child(8) {
  transform: translate(75%, 16%) rotate(24deg);
}

.card-group:hover > .little-card:nth-child(1) {
  transform: translate(200%, -160%) rotate(-15deg);
}

.card-group:hover > .little-card:nth-child(3) {
  transform: translate(160%, 170%) rotate(15deg);
}

.card-group:hover > .little-card:nth-child(5) {
  transform: translate(-200%, -170%) rotate(15deg);
}

.card-group:hover > .little-card:nth-child(7) {
  transform: translate(-280%, 140%) rotate(-15deg);
}

.card-swiper-buttons {
  margin-top: 8vmin;
  display: flex;
  justify-content: space-around;  
  padding: 0vmin 4vmin;
}

.card-swiper-buttons > button {
  font-size: 2.5vmin;
  border: 0.4vmin solid rgb(200, 200, 200);
  border-radius: 100%;
  color: white;
  background-color: transparent;
  height: 7vmin;
  width: 7vmin;
  display: grid;
  place-items: center;
  cursor: pointer;
}

#love-button {
  color: rgb(33, 150, 243);
  border-color: rgb(33, 150, 243);
}