* {
  margin: 0;
  padding: 0;
}

body {
  display: flex;
  justify-content: center; /* Centers horizontally */
  align-items: center; /* Centers vertically */
  text-align: center;
  height: 100vh; /* Full viewport height */
  background-color: #080708;
  font-family: Verdana, Geneva, Tahoma, sans-serif;
}

h1 {
  color: white;
  background-color: #3772ff;
  border-radius: 10px;
  padding: 1.2rem 2.4rem;
}

.container {
  background-color: #9ab7f9;
  padding: 1.2rem 2.4rem;
  border-radius: 20px;
  width: 35vw; /* Width of the container */
  height: auto; /* Height set to auto for flexibility */
}

form {
  margin-top: 2rem;
}

form select,
button,
input {
  width: 100%;
  border-radius: 10px;
  outline: none;
  border: none;
}

form input {
  height: 3rem;
  padding: 0.2rem 0.2rem;
  text-align: center;
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 1rem;
  margin-top: 0.3rem;
}

label {
  font-size: 1.4em;
  color: black;
  font-weight: bold;
}

.dropdown {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 3rem;
}

.select-container img {
  scale: 1.2;
}

select {
  height: 1.2rem;
  font-size: 1rem;
}

.dropdown i {
  scale: 1.2;
}

.sub-btn {
  margin-top: 1rem;
  width: 15rem;
  padding: 1rem 1.2rem;
  font-size: 1rem;
  font-weight: bolder;
  cursor: pointer;
  background-color: #fdca40;
}

.exchange-info {
  background-color: #ef9399;
  padding: 0.4rem;
  border-radius: 10px;
}

/* Responsive Styles */
@media (max-width: 768px) {
  .container {
    width: 80vw; /* Increase container width on smaller screens */
    padding: 1rem; /* Adjust padding */
  }

  h1 {
    font-size: 1.8rem; /* Smaller font size for heading */
    padding: 1rem; /* Adjust padding */
  }

  form input {
    height: 2.5rem; /* Smaller input height */
    font-size: 1.2rem; /* Smaller font size */
  }

  .sub-btn {
    width: 100%; /* Full width for button */
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 1.5rem; /* Further smaller font size for heading */
    padding: 0.8rem; /* Further adjust padding */
  }

  form input {
    height: 2rem; /* Further smaller input height */
  }

  .dropdown {
    flex-direction: column; /* Stack dropdowns vertically */
  }

  .dropdown i {
    margin: 0.5rem 0; /* Add spacing around the arrow icon */
  }

  .sub-btn {
    padding: 0.8rem; /* Adjust padding for button */
  }

  .exchange-info {
    font-size: 1rem; /* Adjust font size for exchange info */
  }
}