“`css
main {
max-width: 800px;
margin: 0 auto;
padding: 20px;
}

header {
background-color: #f0f0f0;
padding: 20px;
text-align: center;
}

h1 {
font-size: 36px;
margin-bottom: 10px;
}

section {
background-color: #fff;
padding: 20px;
margin-bottom: 20px;
box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h2 {
font-size: 24px;
margin-bottom: 10px;
}

figure {
margin-bottom: 20px;
}

figcaption {
margin-top: 10px;
}

ul {
list-style: none;
padding: 0;
margin: 0;
}

li {
margin-bottom: 10px;
}

img {
max-width: 100%;
height: auto;
display: block;
margin: 0 auto;
}
“`

“`meta

“`