* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: #0e0101;
    font-family: sans-serif;
  }
  
  .container {
    background-color: #fff;
    border-radius: 1rem;
    padding: 2rem;
    width: 70%;
    max-width: 400px;
    height: auto;
  }
  
  form {
    margin: 2rem 0 1rem 0;
  }
  
  form select,
  input {
    width: 100%;
    border: none;
    outline: none;
    border-radius: 0.75rem;
    padding: 0.5rem;
  }
  
  form input {
    border: 1px solid lightgray;
    font-size: 1rem;
    height: 3rem;
  }
  
  .dropdown {
    display: flex;
    justify-content: space-around;
    align-items: center;
    margin-top: 1rem;
  }
  
  .dropdown i {
    font-size: 1.5rem;
    margin-top: 1rem;
  }
  
  .select-container img {
    font-size: 1.75rem;
    max-width: 2rem;
  }
  
  .select-container {
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 0.5rem;
    border: 1px solid lightgray;
  }
  
  .select-container select {
    font-size: 1rem;
    width: auto;
  }
  
  .msg {
    margin: 2rem 0 2rem 0;
    text-align: center;
  }
  
  form button {
    background-color: black;
    color: #ffffff;
    font-weight: bold;
    font-size: 1rem;
    cursor: pointer;
    padding: 20px 0px;
    width: 100%;
    border: none;
    outline: none;
    border-radius: 0.75rem;
  }
  
  form button:hover {
    background-color: #ea0606;
  }
  
  .exchange-button {
    background-color: #aaa4ad;
    border: none;
    border-radius: 5px;
    padding: 8px 12px;
    cursor: pointer;
  }
  
  /* Media Queries for Responsiveness */
  
  @media (max-width: 400px) {
    .container {
      width: 95%;
    }
  
    .dropdown {
      flex-direction: column;
      align-items: flex-start;
    }
  
    .from,
    .to {
      margin-bottom: 1rem;
    }
  
    .exchange-button {
      margin-top: 1rem;
    }
  
    .amount {
      margin-bottom: 1rem;
    }
  }