style.css

h1 {
  text-align: center;
  display: block;
}

#duplicate-button {
  margin: auto;
  color: #fff;
  background: #1565c0;
  border-radius: 100vh;
}

.example-text-content{
  margin-top:0px !important;
}

.example-text {

    white-space: pre-wrap !important;
}