body {
color: black;
background:#99ffff;
margin-left: 10%;
margin-right: 10%;
lang="eo-EO"
}
h1 {
color: blue;
}
h2 {
color: blue;
font-style: italic;
}
h3 {
color: grey;
font-style: bold;
}
h4 {
color: black;
}
p {
align: justify;
}