.pie{
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;

}

body {
      background-color: #f0f0f0;
      font-family: Arial, sans-serif;
      display: flex;
      justify-content: center;
      align-items: center;
      height: 100vh;
      margin: 0;
    }

    h1 {
      font-size: 20px;
      margin-bottom: 10px;
    }

    input[type="number"] {
      padding: 10px;
      width: 80%;
      font-size: 16px;
      margin-top: 10px;
    } 

    button {
      margin-top: 10px;
      padding: 10px 20px;
      font-size: 16px;
      cursor: pointer;
    }

    #result {
      margin-top: 15px;
      font-weight: bold;
    }