body {
  padding: 30px 50px 30px 50px;
  background: linear-gradient(to bottom right, rgb(0, 255, 221), white);
}
h1,
h2,
h3 {
  text-align: center;
  font-family: Arial;
}
p,
li {
  text-align: justify;
  font-family: Arial;
  line-height: 25px;
}
li.b {
  font-weight: bold;
}