html {
  height: 100%;
  width: 100%;
}

h1 {
  color: #2196F3;
  text-align: center;
}

.colored-text {
  color: #1a0a52;
  font-size: 18px;
  margin: 20px;
}

.sample-image {
  max-width: 300px;
  display: block;
  margin: 20px auto;
  border-radius: 8px;
}