* {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Arial", sans-serif;
  background-color: #fde2e4;
}

.container {
  text-align: center;
  position: relative;
}

.card {
  width: 700px;
  margin: auto;
  margin-top: 100px;
  margin-bottom: 50px;
  background-color: #fff;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
  display: none;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: fadeInWithBlur 1s forwards;
}

.card-envelope {
  text-align: center;
  width: 300px;
  margin: auto;
  margin-top: 125px;
  background-color: #fff;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
  top: 50%;
  left: 50%;
  transition: opacity 0.5s ease-in-out;
}

img {
  max-width: 100%;
  height: auto;
  margin-top: 20px;
}
.instruction {
  font-weight: bold;
  margin-bottom: 20px;
  opacity: 1;
  transition: opacity 0.5s ease-in-out;
}

h1 {
  color: #d9346f;
}

.signature {
  margin-top: 20px;
  font-style: italic;
  font-weight: 600;
}

@keyframes heartbeat {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.2);
  }
  100% {
    transform: scale(1);
  }
}

@keyframes fadeInWithBlur {
  0% {
    opacity: 0;
    filter: blur(10px);
    transform: translateY(100%);
  }
  100% {
    opacity: 1;
    filter: blur(0);
    transform: translateY(0);
  }
}

@keyframes fadeOutSmooth {
  0% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}

.envelope {
  width: 100%;
  max-width: 70px;
  margin: 0 auto;
  cursor: pointer;
  animation: heartbeat 1.5s infinite linear;
  transition: opacity 1s ease;
}

.envelope.envelope-clicked {
  animation: fadeOutSmooth 0.8s ease-in-out forwards;
}

.scroll-instruction {
  bottom: 20px;
  text-align: center;
  opacity: 0;
  padding-bottom: 20px;
  margin-top: 80px;
  margin-bottom: 20px;
  transition: opacity 0.5s ease-in-out;
  display: flex;
  flex-direction: column;
  align-items: center;
  animation: arrowAnimation 1s infinite alternate;
}

.scroll-down-arrow {
  padding-top: 20px;
  margin-bottom: 50px;
  width: 0;
  height: 0;
  border-left: 10px solid transparent;
  border-right: 10px solid transparent;
  border-top: 15px solid #d9346f;
  margin-top: 10px;
  animation: arrowAnimation 1s infinite alternate;
}

@keyframes arrowAnimation {
  from {
    transform: translateY(0);
  }
  to {
    transform: translateY(-10px); /* Sesuaikan dengan seberapa jauh panah bergerak ke atas */
  }
}

.wishes-input {
  margin: auto;
  margin-top: 10px;
  width: 100%;
  height: 150px;
  padding: 10px;
  margin-bottom: 10px;
  border: 1px solid #ccc;
  border-radius: 5px;
  resize: vertical;
}

.send-wishes-button {
  background-color: #d9346f;
  color: #fff;
  padding: 10px 20px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: 0.3s;
}

.send-wishes-button:hover {
  background-color: #db7196;
  scale: 1;
}
.send-wishes-button:hover:active {
  scale: 0.9;
}

.wishes-form {
  margin: auto;
  margin-bottom: 100px;
  width: 400px;
  background-color: #fff;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
  top: 50%;
  left: 50%;
  transition: opacity 0.5s ease-in-out;
}

@media (max-width: 600px) {
  .card {
    width: 80%;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  body {
    height: 1200px;
  }

  .envelope {
    max-width: 100px;
  }

  .scroll-instruction {
    margin-top: 50px;
    margin-bottom: 10px;
  }

  .scroll-down-arrow {
    margin-bottom: 30px;
  }

  .wishes-input {
    height: 90px;
    width: 80%;
  }

  .send-wishes-button {
    width: 50%;
  }

  .wishes-form {
    padding: 15px;
    width: 80%;
    margin: auto;
  }
  h2,
  h1,
  p,
  p.signature {
    width: 80%;
  }
  h1,
  p,
  p.signature {
    width: 100%;
    text-align: center;
  }
}