body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    background-color: #f4f4f4;
    color: #333;
}

header {
    background-color: #768ce6;
    color: #fff;
    padding: 10px;
    margin-top: 1rem;
    border-radius: 6px;
}

.page-heading {
    margin: 1rem 0 0;
    font-size: 2rem;
}

.site-nav {
    background-color: antiquewhite;
}

.navbar-brand img {
    display: block;
    width: 30px;
    height: 40px;
    object-fit: contain;
}

main {
    min-height: 300px;
}

.about-image {
    display: block;
    max-width: 100%;
    height: auto;
    margin-left: auto;
    margin-right: auto;
}

.site-footer {
    background-color: #768ce6;
    color: #fff;
    text-align: center;
    padding: 10px;
    margin-bottom: 1rem;
    font-size: 0.9em;
    font-family: Georgia, "Times New Roman", Times, serif;
}

.hidden {
    display: none !important;
}

@media (max-width: 576px) {
    .page-heading {
        font-size: 1.6rem;
    }

    main {
        padding: 1rem !important;
    }
}