body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}

header {
    background-color: #010b13;
    color: #fff;
    text-align: center;
    padding: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
nav li {
    display: inline-block;
    margin: 0 10px;
}
.logo img {
    max-width: 100px;
    height: auto;    
}

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

nav li {
    display: inline-block;
    margin: 0 10px;
}

nav a {
    color: #fff;
    text-decoration: none;
}

main {
    padding: 20px;
    max-width: 80%; 
}

.image-section {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.image img {
    max-width: 100%;
    width: 348px; height: 439px;
}

.image-caption {
    flex: auto;
    max-width: 50%;
    margin-bottom: 20px;
        }

@media (max-width: 768px) {
    .image-section {
        flex-direction: column;
    }

    .image-caption {
        margin: 20px 0;
        text-align: center;
    }
}
@media (min-width: 768px) {
    .image-section {
        flex-direction: row-reverse;
    }

    .image-caption {
        margin-right: 20px;
        margin-left: 0;
    }
}

footer {
    background-color: #010b13;
    color: #fff;
    text-align: center;
    padding: 20px 0;
}

.footer-columns {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.footer-column {
    flex: 1;
    padding: 10px;
}

.footer-column h3 {
    color: #fff;
    border-bottom: 1px solid #fff;
    padding-bottom: 5px;
}

.footer-column ul {
    list-style: none;
    padding: 0;
}

.footer-column ul li {
    margin-bottom: 5px;
}

.footer-column a {
    color: #fff;
    text-decoration: none;
}

@media (max-width: 768px) {
    .footer-columns {
        flex-direction: column;
    }
}