* {
    box-sizing: border-box;
  }

  body {
    background: #111;
    color: white;
    font-family: sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
    margin: 0;
    overflow: hidden;
  }

  h1 {
    margin-bottom: 20px;
  }

  .roleta {
    position: relative;
    width: 80vw;
    height: 80vw;
    max-width: 400px;
    max-height: 400px;
    margin-bottom: 5vh;
  }

  .camara {
    position: absolute;
    width: 16%;
    height: 16%;
    border-radius: 50%;
    background-color: #666;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    color: white;
    font-size: 4vw;
    transition: all 0.3s ease;
  }

  .bang {
    background-color: crimson !important;
  }

  .clic {
    background-color: #444;
  }

  .oculto {
    opacity: 0;
    transform: scale(0);
    pointer-events: none;
  }

  button {
    padding: 2vh 4vw;
    font-size: 5vw;
    background-color: crimson;
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
  }

  button:hover {
    background-color: darkred;
  }

  @media (min-width: 600px) {
    .camara {
      font-size: 1.2em;
    }

    button {
      font-size: 1em;
      padding: 20px 50px;
    }
  }