body {
    font-family: Arial, sans-serif;
    font-size: 16px;
    line-height: 1.5;
    padding: 20px;
}

header {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 40px;
}

h1 {
    font-size: 36px;
    margin: 0;
}

p {
    margin: 0;
}

section {
    margin-bottom: 40px;
}

h2 {
    font-size: 24px;
    margin-bottom: 20px;
}

h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

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

li {
    font-size: 16px;
    margin-bottom: 10px;
}