.uno-card {
  background-color: transparent;
  width: 190px;
  height: 260px;
  perspective: 1000px;
  transform-origin: top left;
  border-radius: 15px;
}

.card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  text-align: center;
  transition: transform 1.1s;
  transform-style: preserve-3d;
  border-radius: 15px;
  box-shadow: 0 4px 8px 0 rgba(0,0,0,0.2);
}

.uno-card:hover .card-inner {
  transform: rotateY(180deg) rotate(25deg);
}

.front, .back {
  position: absolute;
  width: 100%;
  height: 100%;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}

.front {
  background-color: #fff;
  color: black;
  border-radius: 15px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.front::after {
  content: "1";
  color: #C90522;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4em;
  font-weight: 900;
  width: 170px;
  height: 180px;
  background-color: #ffffff;
  border: 5px solid white;
  border-radius: 850px 150px 850px 150px;
  position: absolute;
  text-shadow: -1px 1px 0 #191F1F,-2px 2px 0 #191F1F,-3px 3px 0 #191F1F,-4px 4px 0 #191F1F,-5px 5px 0 #191F1F,-6px 6px 0 #191F1F,-7px 7px 0 #191F1F,-8px 8px 0 #191F1F,-9px 9px 0 #191F1F;
}

.front-bg {
  width: 90%;
  height: 90%;
  background: #C90522;
  border-radius: 15px;
}

.front-bg::after {
  content: "1";
  position: absolute;
  bottom: 10px;
  right: 20px;
  font-size: 2em;
  color: white;
  font-weight: 900;
  text-shadow: -1px 1px 0 #191F1F,-2px 2px 0 #191F1F,-3px 3px 0 #191F1F,-4px 4px 0 #191F1F,-5px 5px 0 #191F1F;
}

.front-bg::before {
  content: "1";
  position: absolute;
  top: 10px;
  left: 20px;
  font-size: 2em;
  color: white;
  font-weight: 900;
  text-shadow: -1px 1px 0 #191F1F,-2px 2px 0 #191F1F,-3px 3px 0 #191F1F,-4px 4px 0 #191F1F,-5px 5px 0 #191F1F;
}

.back {
  background-color: #fff;
  color: white;
  transform: rotateY(180deg);
  border-radius: 15px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.back-bg::before {
  content: "";
  width: 170px;
  height: 180px;
  background-color: #C90522;
  border-radius: 850px 150px 850px 150px;
  position: absolute;
}

.back-bg {
  width: 90%;
  height: 90%;
  background: #191F1F;
  border-radius: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.uno {
  color: #E5CA22;
  font-size: 5em;
  font-weight: 900;
  letter-spacing: -5px;
  transform: rotate(-25deg);
  text-shadow: -1px 1px 0 #191F1F,-2px 2px 0 #191F1F,-3px 3px 0 #191F1F,-4px 4px 0 #191F1F,-5px 5px 0 #191F1F,-6px 6px 0 #191F1F,-7px 7px 0 #191F1F,-8px 8px 0 #191F1F,-9px 9px 0 #191F1F,-10px 10px 0 #fff,-11px 11px 0 #fff;
}