body, html {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    line-height: 1.6;
}

.header {
    position: relative;
    width: 100%;
    height: 300px;
    background-image: url('https://www.sigapp.org/sac/sac2027/img2027/backgroundc.jpg');
    background-size: cover;
    background-position: center;
    color: white;
    text-align: center;
}

.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

h2 {
    margin: 10px 0;
    font-size: 1.5em;
}

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

section {
    margin-bottom: 20px;
}

section h2 {
    margin-top: 0;
}

ul {
    padding-left: 20px;
}

ul li {
    margin-bottom: 10px;
}