body {
    background-image: url(https://upload.wikimedia.org/wikipedia/commons/thumb/0/07/De_Pianoles_door_Henri%C3%ABtte_Ronner-Knip.jpg/800px-De_Pianoles_door_Henri%C3%ABtte_Ronner-Knip.jpg);
    background-position: center 110px;
    background-size: 100%;
    font-family: 'Neucha', cursive;
  }
  
  header {
    background-color: rgb(0, 0, 0);
    border-bottom: 5px solid rgba(252, 193, 0, 0.849);
    border-top: 5px solid rgba(252, 193, 0, 0.849);
  }
  
  h1 {
    margin-bottom: 0;
    font-size: 25px;
    color: rgb(199, 223, 255);
  }
  
  h2 {
    margin-top: 10px;
    text-align: center;
    font-size: 45px;
    margin-bottom: 20px;
    color:white;
    }
  
  img {
    width: 100%;
  }
  
  .begin {
    margin-top: 25%;
  }
  
  .main-button {
    font-size: 40px;
    background-color: rgba(138, 187, 252, 0.918);
    border: rgb(0, 0, 0) solid 2px;
    border-radius: 5px;
    padding: 10px;
    margin-right: auto;
    margin-left: auto;
    display: block;
  }
  
  .main-button:hover, .main-button:focus {
    background-color:rgba(252, 193, 0, 0.849);
  }
  
  .box {
    margin-bottom: 10px;
    border: 2px rgb(0, 0, 0) solid;
    border-radius: 5px;
  }
  
  p {
    font-size: 20px;
    color: rgb(0, 0, 0);
    line-height: 25px;
    font-family: Archivo;
  }
  
  .question {
    height: 245px;
    margin-top: 15%;
    text-align: left;
    background-color: rgba(255, 255, 255, 0.904);
    padding-left: 20px;
    padding-right: 20px;
    padding-bottom: 5%;
  
  }
  
  h5 {
    text-align: center;
    font-size: 20px;
    margin-top: 10px;
  }
  
  legend {
   background-color: rgba(252, 193, 0, 0.849);
   text-align: center;
   padding: 5px;
   font-size: 18px;
  }
  
  .answer-button {
    text-align: center;
    height: 100px;
    background-color: rgba(138, 187, 252, 0.918);  
    padding-left: 20px;
    padding-right: 20px;
    padding-bottom: 15px;
    width: 100%;
  }
  
  .answer-button:hover, .answer-button:focus {
    background-color: rgba(252, 193, 0, 0.849);
  }
  
  .feedback, .final-box {
    margin-top: 15%;
    margin-right: 10%;
    margin-left: 10%;
    font-size: 40px;
    padding: 10px;
    text-align: center;
    background-color: rgba(255, 255, 255, 0.877);
    border: none;
    }
  
  .feedback {
    height: 300px;
  }
  
  .feedback-wrong {
    border: 10px dashed red;
  }
  
  .final-box {
    height: 375px;
  }  
  
  h4 {
    color: red;
    font-size: 70px;
    margin-bottom: 0;
    margin-top: 20px;
  }
  
  .next {
    margin-top: 10%;
    font-size: 25px;;
  }
  
  fieldset {
    padding: 0;
    margin: 0;
    border: 0;
  }
  
  h6 {
    color: black;
    font-size: 40px;
    margin-top: 5%;
    margin-bottom: 20px;
  }