* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: #b3e5fc;
    font-family: Arial, sans-serif;
  }
  
  .container {
    background-color: #0288d1;
    padding: 4rem;
    border-radius: 2rem;
    border: 2px solid #01579b;
    min-height: 50vh;
    width: 40%;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
    color: white;
  }
  
  h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
    background-color: #b3e5fc;
    color: #01579b;
    padding: 0.5rem;
    border-radius: 0.5rem;
  }
  
  form select, button, input {
    width: 100%;
    border: 2px solid #01579b;
    outline: none;
    border-radius: 0.75rem;
    padding: 0.5rem;
  }
  
  .amount {
    font-size: 1rem;
    margin-bottom: 1rem;
    color: white;
  }
  
  .amount input {
    width: 100%;
    border-radius: 0.75rem;
    height: 3rem;
    padding-left: 0.5rem;
    background: white;
    color: #01579b;
  }
  
  .select-container {
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #b3e5fc;
    width: 80%;
    border-radius: 1rem;
    border: 2px solid #01579b;
    padding: 0.5rem 1rem;
  }
  
  .select-container:hover {
    background-color: #81d4fa;
  }
  
  .msg {
    margin: 2rem 0;
    text-align: center;
    background: white;
    border-radius: 2rem;
    font-size: 1rem;
    color: #01579b;
    padding: 0.5rem;
  }
  
  .msg:hover {
    transform: scale(1.05);
  }
  
  i.fa-solid.fa-arrow-right-arrow-left {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 7vh;
    background-color: white;
    font-size: 1.8rem;
    color: #0288d1;
    border-radius: 10px;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.2);
  }
  
  form button {
    height: 3rem;
    background-color: #01579b;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    border: none;
    transition: transform 0.3s;
  }
  
  form button:hover {
    transform: scale(1.05);
    background-color: #0277bd;
  }
  
  .dropdown {
    display: flex;
    align-items: center;
  }
  
  .dropdown i {
    font-size: 1.5rem;
    margin: 0 1rem;
    color: white;
  }
  
  .dropdown .from,
  .dropdown .to {
    flex: 1;
    text-align: center;
    color: white;
  }
  
  .dropdown label {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
  }

  .dropdown select {
    width: 100%;
    height: 3rem;
    border-radius: 0.75rem;
    border: 2px solid #01579b;
    padding: 0.5rem;
    background: white;
    color: #01579b;
    text-align: center;
  }

  .dropdown .from select {
    height: 3.5rem;
  }