* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

header {
    background-color: #333;
    color: #fff;
    padding: 1rem 0;
    text-align: center;
}

header h1 {
    margin: 0;
}

nav ul {
    list-style: none;
    padding: 0;
    text-align: center;
}

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

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

.container {
    width: 90%;
    margin: 0 auto;
}

.section {
    padding: 2rem 0;
}

.section.alt-background {
    background-color: #fff;
}

.homepage-content, .about-content, .tours-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.homepage-content img.main-img, .tours-content img.content-img, .about-content img.content-img {
    width: 80%;
    height: auto;
    margin-bottom: 1rem;
}

.text-content {
    max-width: 800px;
}

.btn {
    display: inline-block;
    background-color: #d8491d;
    color: #fff;
    padding: 0.5rem 1rem;
    text-decoration: none;
    border-radius: 5px;
    margin-top: 1rem;
}

footer {
    background-color: #333;
    color: #fff;
    text-align: center;
    padding: 1rem 0;
    position: relative;
}

footer .footer-content {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

footer .sos-img {
    width: 300px;
    height: auto;
    margin-bottom: 1rem;
}

@media (min-width: 768px) {
    .homepage-content, .about-content, .tours-content {
        flex-direction: row;
        text-align: left;
    }

    .homepage-content img.main-img, .tours-content img.content-img, .about-content img.content-img {
        width: 40%;
        margin: 0 2rem 0 0;
    }

    .text-content {
        max-width: 600px;
    }

    footer .footer-content {
        flex-direction: row;
    }

    footer .sos-img {
        margin: 0 1rem 0 0;
    }
}