* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  min-height: 100vh;
  background: #8edbff;
  display: flex;
  align-items: center;
  justify-content: center;
}
.container {
  width: 1200px;
  padding: 10%;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 30px;
}
.card {
  width: 550px;
  min-height: 450px;
  background-color: rgb(255, 255, 255);
  border-radius: 20px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-evenly;
  gap: 20px;
  box-shadow: 20px 25px 20px rgba(225, 0, 255, 0.25);
  text-align: center;
}
.card h1 {
  font-size: 46px;
}
.card .horizontal-line {
  border: 1px solid rgb(189, 189, 189);
  width: 90%;
}
.card h2 {
  font-size: 36px;
  background-color: rgb(226, 226, 226);
  border-radius: 15px;
  padding: 1rem;
}
.card p {
  padding: 0 1rem 1rem;
  font-size: 70px;
  color: white;
  background-color: rgb(142, 219, 255);
  border-radius: 15px;
}

.btn {
  border: none;
  cursor: pointer;
  padding: 15px 30px;
  border-radius: 50px;
  background: rgb(8, 66, 255);
  font-size: 15px;
  color: white;
  box-shadow: 5px 5px 10px rgba(0, 0, 0, 0.25);
  transition: all 0.3s ease;
}
.btn:hover {
  box-shadow: 5px 5px 10px rgba(0, 0, 0, 0.65);
}
.copy-feedback {
  position: absolute;
  top: 300px;
  background: rgba(0, 0, 0, 0.8);
  color: rgb(255, 255, 255);
  padding: 5px 10px;
  border-radius: 5px;
  font-size: 16px;
  animation: fadeOut 1.5s;
}
@keyframes fadeOut {
  0% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}

@media (max-width: 768px) {
  .card {
    width: 300px;
  }
  .card h1 {
    font-size: 30px;
  }
  .card h2 {
    font-size: 30px;
    background-color: rgb(226, 226, 226);
    border-radius: 15px;
    padding: 0.8rem;
  }
  .card p {
    padding: 0 0.8rem 0.8rem;
    font-size: 40px;
  }
}