/* CSS Reset */
body, h1, h2, h3, h4, h5, h6, p, ul, ol, li, form, input, textarea, button {
    margin: 0;
    padding: 0;
    border: 0;
    font-size: 100%;
    font: inherit;
    vertical-align: baseline;
}

body {
    line-height: 1;
}

ol, ul {
    list-style: none;
}

/* Theme Variables */
:root {
    --primary-color: #176B87; /* Deep Blue */
    --secondary-color: #64CCC5; /* Teal */
    --accent-color: #DAFF3E; /* Lime Green */
    --background-color: #F0F8FF; /* Alice Blue */
    --text-color: #333333; /* Dark Gray */
    --font-family: 'Roboto', sans-serif;
}

/* Import Roboto from Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;500;700&display=swap');

/* General Styles */
body {
    font-family: var(--font-family);
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    margin: 0;
    padding: 0;
}

header {
    background-color: var(--primary-color);
    color: #fff;
    padding: 1rem 0;
    text-align: center;
}

header h1 {
    margin-bottom: 0.5rem;
}

nav ul {
    display: flex;
    justify-content: center;
}

nav li {
    margin: 0 1rem;
}

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

main {
    padding: 2rem;
}

section {
    margin-bottom: 2rem;
}

section h2 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: 0.5rem;
}

ul {
    padding-left: 2rem;
}

li {
    margin-bottom: 0.5rem;
}

footer {
    background-color: var(--primary-color);
    color: #fff;
    text-align: center;
    padding: 1rem 0;
    position: fixed;
    bottom: 0;
    width: 100%;
}

/* Responsive Design */
@media (max-width: 768px) {
    nav ul {
        flex-direction: column;
        align-items: center;
    }

    nav li {
        margin: 0.5rem 0;
    }

    main {
        padding: 1rem;
    }

    section {
        margin-bottom: 1rem;
    }
}