*,
::before,
::after {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

#title {
  width: 200px;
  height: 200px;
  position: absolute;
  top: 10px;
  right: 10px;
  font-family: sans-serif;
  font-weight: bold;
  font-size: 20px;
  text-align: right;
}

#title-card {
  position: absolute;
  top: 40px;
  right: 100px;
  width: 30px;
  height: 40px;
  margin: 5px;
  transform: scale(1);
  transform-style: preserve-3d;
  animation: rotateYRight 4s infinite linear;
}

#title-card .front {
  background-image: url("https://i.ibb.co/tHT3Jvt/Fay4-9-G91-Hw2n-Nl-Ux-Lf-Sz-Hp-VRYSTDU4e-CX0q-Iemvuts.png");
}

@keyframes rotateYRight {
  50% {
    transform: rotateY(180deg);
  }
  100% {
    transform: rotateY(360deg);
  }
}

button {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
}

button img {
  border-radius: 4px;
  width: 50px;
}

#reset {
  display: none;
  position: absolute;
  top: 25px;
  left: 25px;
  color: black;
  padding: 10px 15px;
  background: white;
  border-radius: 10px;
  border: none;
  font-family: sans-serif;
  font-weight: bold;
  font-size: 20px;
  box-shadow: 0px 0px 5px 2px rgba(0, 0, 0, 0.2);
  transform: scale(1);
}
button:hover {
  cursor: pointer;
}
button:active {
  transform: scale(0.9);
  transition: transform 0.2s;
}

.categories {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 24px;
  width: 250px;
  margin: auto;
}

#cat,
#nft,
#anime,
#food {
  position: relative;
  color: black;
  padding: 10px 15px;
  background: white;
  border-radius: 10px;
  height: 100px;
  border: none;
  font-family: sans-serif;
  font-weight: bold;
  font-size: 15px;
  box-shadow: 0px 0px 5px 2px rgba(0, 0, 0, 0.2);
  transform: scale(1);
}

#counter {
  position: absolute;
  top: -50px;
  font-family: sans-serif;
  font-weight: bold;
  font-size: 36px;
}

body {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.container {
  width: 640px;
  height: 640px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-evenly;
  align-items: center;
  margin: auto;
  perspective: 1000px;
  margin-top: 150px;
}

.card {
  min-width: 130px;
  width: 20%;
  height: 25%;
  margin: 5px;
  position: relative;
  transform: scale(1);
  transform-style: preserve-3d;
  transition: transform 0.5s;
}

.card:active {
  transform: scale(0.9);
  transition: transform 0.2s;
}

.front,
.back {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 4px;
  backface-visibility: hidden;
  box-shadow: 0px 0px 5px 2px rgba(0, 0, 0, 0.2);
}

.front {
  transform: rotateY(180deg);
  background-image: "";
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
}

.card.flip {
  transform: rotateY(180deg);
}

@media screen and (max-width: 700px) {
  #title-card {
    right: 10px;
    top: 55px;
  }
}