body {
  font-family: 'Poppins', sans-serif;
  background: #f7f7f7;
  margin: 0;
  padding: 20px;
}

.container {
  max-width: 400px;
  margin: auto;
  background: #ffffff;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0px 4px 12px rgba(0, 0, 0, 0.1);
}

h2 {
  text-align: center;
  margin-bottom: 20px;
  color: #2a2176;
  text-transform: uppercase;
  font-size: 20px;
}

.section {
  margin-bottom: 20px;
}

h3 {
  font-size: 16px;
  margin-bottom: 10px;
  color: #444444;
}

.amount-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.amount-buttons button {
  flex: 1;
  padding: 10px;
  background: white;
  border: 1px solid #089da1;
  border-radius: 4px;
  cursor: pointer;
  font-weight: bold;
  color: #089da1;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.amount-buttons button:hover {
  background-color: #089da1;
  color: white;
}

.amount-note {
  font-size: 12px;
  color: #7b7b7b;
  margin-top: 5px;
}

input[type="text"], input[type="email"] {
  width: 100%;
  padding: 10px;
  margin-top: 5px;
  margin-bottom: 10px;
  border: 1px solid #089da1;
  border-radius: 4px;
  outline: none;
  transition: box-shadow 0.3s ease;
}

input[type="text"]:focus, input[type="email"]:focus {
  box-shadow: 0 0 5px #089da1;
  border-color: #089da1;
}

.from {
  font-size: 12px;
  color: #7b7b7b;
  margin-top: 5px;
}

.note {
  font-size: 12px;
  color: #666666;
}

.note .powered {
  margin-top: 10px;
  font-weight: bold;
  color: #089da1;
}

.preview-btn {
  width: 100%;
  padding: 15px;
  background-color: #089da1;
  border: none;
  color: white;
  font-size: 16px;
  font-weight: bold;
  text-transform: uppercase;
  border-radius: 4px;
  cursor: pointer;
  margin-top: 10px;
  transition: background-color 0.3s ease;
}

.preview-btn:hover {
  background-color: #066a73;
}