body{
    background-color: greenyellow;
}


ul {
  list-style-type: none;
  margin: 0;
  padding: 0;
  background-color: #333333;
  display: flex;
  justify-content: center;
  border-radius: 15px;
}

button{
    font-size: large;
    font-family:Impact, Haettenschweiler, 'Arial Narrow Bold', sans-serif ;
    background-color: chocolate;
    height: 100px;
    width: 150px;
    margin: 1rem;
    border-radius: 5px;
}