body {
  min-height: 100vh;
  min-width: 100vh;
  margin: 0;
}

.container {
  display: flex;
  align-items: center;
  justify-content: center;
}

.container .content {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.container h1 {
  text-align: center;
  font-weight: 700;
  font-size: 50px;
}

.input {
  visibility: hidden;
  display: flex;
  align-items: center;
}
  
.label {
  display: inline-block;
  position: relative;
  margin-right: 10px;
  width: 80px;
  height: 40px;
  background-color: rgb(177, 177, 177);
  border-radius: 20px;
  cursor: pointer;
}

.circle {
  width: 34px;
  background-color: white;
  height: 34px;
  border-radius: 50%;
  top: 3px;
  position: absolute;
  left: 3px;
  animation: toggleOff 0.4s linear forwards;
}

.input:checked + .label {
  background-color: white;
}

.input:checked + .label .circle {
  animation: toggleOn 0.4s linear forwards;
  background-color: rgb(77, 77, 77);
}

@keyframes toggleOn {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(40px);
  }
}

@keyframes toggleOff {
  0% {
    transform: translateX(40px);
  }
  100% {
    transform: translateX(0);
  }
}

.text {
  display: flex;
  justify-content: center;
  flex-direction: row;
  align-items: center;

}

.text p {
  text-align: center;
  font-size: 30px;
  font-weight: bold;
  margin-bottom: -15px;
}

.text .actions {
  display: flex;
  justify-content: center;
  width: 30%;
}

.text .actions button {
  position: absolute;
  padding: 8px 16px;
  font-size: 30px;
  border-radius: 10px;
  background-color: rgb(51, 51, 51);
  color: white;
}

.text .actions button:hover {
  background-color: rgb(52, 59, 71);
}

.grid-container {
  display: grid;
  justify-content: center;
  grid-gap: 16px;
  grid-template-columns: repeat(6, 140px);
  grid-template-rows: repeat(2, calc(140px / 2 * 3));
}

.card {
  height: calc(140px / 2 * 3);
  width: 140px;
  border-radius: 10px;
  background-color: white;
  position: relative;
  transform-style: preserve-3d;
  transition: all 0.5s ease-in-out;
}

.front-image {
  width: 200px;
  height: 200px;
}
  
.card.flipped {
  transform: rotateY(180deg);
}
  
.front, .back {
  backface-visibility: hidden;
  position: absolute;
  border-radius: 10px;
  top: 0;
  left: 0;
  height: 100%;
  width: 100%;
}

.card .front {
  display: flex;
  justify-content: center;
  align-items: center;
}

.card .back {
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  background-position: center center;
  background-size: cover;
  backface-visibility: hidden;
  }
  
  .card .front {
  transform: rotateY(180deg);
  }