/* Reset some default styles */
body, h1, h2, h3, p, ul, li {
    margin: 0;
    padding: 0;
}

/* Set up basic styles for the body */
body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f4f4f4;
}

/* Set up container styles */
.container {
    width: 80%;
    margin: 0 auto;
}

/* Header styles */
header {
    background-color: #2c3e50;
    color: #fff;
    padding: 20px 0;
}

header h1 {
    font-size: 2em;
}

/* Navigation styles */
nav {
    margin-top: 20px;
}

nav ul {
    list-style: none;
}

nav ul li {
    display: inline;
    margin-right: 20px;
}

nav a {
    text-decoration: none;
    color: #333;
}

/* Main content styles */
main {
    padding: 20px 0;
}

/* Section styles */
section {
    margin-bottom: 30px;
}

/* Footer styles */
footer {
    background-color: #2c3e50;
    color: #fff;
    padding: 20px 0;
}

/* Responsive design */
@media screen and (max-width: 768px) {
    body {
        font-size: 14px;
    }

    header h1 {
        font-size: 1.5em;
    }

    nav ul li {
        display: block;
        margin-bottom: 10px;
    }
}