body {
  font-family: "Poppins", sans-serif;
  margin: 0;
  height: 100%;
  padding: 0;
  background: rgb(113, 111, 246);
  background: radial-gradient(
    circle,
    rgb(77, 167, 252) 0%,
    rgba(148, 187, 233, 1) 100%
  );
}

header {
  padding: 4rem 0;
  text-align: center;
  margin-top: 1rem;
  background: rgba(255, 255, 255, 0.26);
  border-radius: 16px;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(5.1px);
  -webkit-backdrop-filter: blur(5.1px);
  border: 1px solid rgba(255, 255, 255, 0.39);
  max-width: 550px;
  margin-left: auto;
  margin-right: auto;
}

h1 {
  font-size: 3rem;
  margin: 0;
  color: rgb(37, 37, 43);
}

.container {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  padding: 2rem;
  gap: 1rem;
  background: rgba(255, 255, 255, 0.16);
  border-radius: 16px;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(6.5px);
  -webkit-backdrop-filter: blur(6.5px);
  border: 1px solid rgba(255, 255, 255, 0.98);

  background: rgba(255, 255, 255, 0.16);
  border-radius: 16px;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(6.5px);
  -webkit-backdrop-filter: blur(6.5px);
  border: 1px solid rgba(255, 255, 255, 0.98);
  max-width: 1750px;
  margin-top: 1rem;
  margin-left: auto;
  margin-right: auto;
}

.card {
  position: relative;
  width: 200px;
  height: 300px;
  background-color: #5680f5;
  border-radius: 12px;
  padding: 1rem;
  cursor: pointer;
  transition: transform 0.3s, box-shadow 0.3s;
  transform-style: preserve-3d;
  border: 1.5px solid rgba(255, 255, 255, 0.98);
}