* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    background-color: #030712;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    font-family: system-ui, sans-serif;
  }
  
  main {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
  }
  
  .conteudo {
    width: 100%;
    max-width: 32rem;
  }
  
  .voltar {
    display: block;
    margin-bottom: 2rem;
    color: #d1d5db;
    font-size: 0.75rem;
    text-decoration: none;
    transition: color 0.2s;
  }
  
  .voltar:hover {
    color: #facc15;
  }
  
  h1 {
    display: flex;
    flex-direction: column;
    font-size: 2.25rem;
    font-weight: 900;
    color: #fff;
    text-transform: uppercase;
  }
  
  h1 span {
    color: #facc15;
  }
  
  .descricao {
    margin-bottom: 2.5rem;
    color: #d1d5db;
    font-size: 0.75rem;
  }
  
  label {
    display: block;
    margin-bottom: 0.5rem;
    color: #d1d5db;
    font-size: 0.75rem;
    text-transform: uppercase;
  }

  select{
    width: 100%;
    padding: 0.75rem 1rem;
    margin-bottom: 1.5rem;
    font-size: 1.125rem;
    border: 1px solid #374151;
    outline: none;
    transition: border-color 0.2s;
  }

  option{
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.75rem;
    text-transform: uppercase;
  }

  button {
    width: 100%;
    padding: 1rem;
    margin-bottom: 2rem;
    color: #000;
    font-weight: 900;
    font-size: 1rem;
    background-color: #facc15;
    border: none;
    text-transform: uppercase;
    cursor: pointer;
    transition: background-color 0.2s;
  }
  
  button:hover {
    background-color: #fde047;
  }
  
  .resultado {
    display: flex;
    min-height: 6rem;
    padding: 1.5rem;
    text-align: center;
    color: #d1d5db;
    border: 1px solid #374151;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
  }
  
  
  footer {
    display: flex;
    align-items: flex-end;
    justify-content: center;
  }
  
  footer p {
    color: #d1d5db;
    font-size: 0.75rem;
    text-align: center;
    padding: 1rem;
  }