body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    color: #222222;
    margin: 20px;
}

h1 {
    color: darkblue;
    text-align: center;
}

.section-heading {
    color: darkred;
    margin-top: 25px;
}

#main-title {
    border-bottom: 2px solid black;
    padding-bottom: 10px;
}

p {
    line-height: 1.6;
}

img {
    display: block;
    margin-top: 10px;
    margin-bottom: 20px;
}