body {
  background-color: black;
  color: white;
  font-family: "Poppins", Sans-Serif;
}

a {
  color: rgb(44,115,223);
}

footer {
  /* fix on bottom */
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  
  /* text styling */
  color: grey;
  letter-spacing: -0.05rem;
  font-size: clamp(1vw, 50%, 50vw);
  width: 90vw;
}

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

.logo-container img {
  position: absolute;
  top: 0%;
  /* prefered width: 70%, max 600px, min 200px*/
  /* align to center (X axis) */
  width: clamp(200px, 70%, 600px);
  max-height: 40vh;
}

.flip-card-container {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.flip-card {
  background-color: transparent;
  width: 40vw;
  height: 30vh;
  perspective: 10000px;
}

.title {
  font-weight: 700;
  font-size: clamp(1rem, 150%, 3.3vw);
  width: 40vw;
}

@media screen and (max-height: 600px) {
  .title {
    font-size: 16px;
  }
  
  .flip-card-inner {
    font-size: 8px;
  }
}

.flip-card-inner {
  position: relative;
  font-size: clamp(0.7rem, 120%, 2vw);
  width: 100%;
  height: 100%;
  text-align: center;
  transition: transform 0.8s;
  transform-style: preserve-3d;
}

.flip-card-front, .flip-card-back {
  position: absolute;
  background: black;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-radius: 20px;
  width: 100%;
  height: 100%;
  border: 1px solid white;
  -webkit-backface-visibility: hidden;
}

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

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