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

body {
    font-family: 'Roboto', sans-serif;
    margin: 0;
    padding: 0;
    color: #333;
    background-color: #f4f4f4;
}

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

header img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
}

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

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

nav ul li a {
    font-size: 1.5em;
    text-decoration: none;
    color: #333;
    font-weight: bold;
}

h1 {
    font-size: 4em;
    color: #2a2a2a;
}

h2 {
    font-size: 2.5em;
    color: #2a2a2a;
}

section {
    padding: 40px 20px;
    text-align: center;
    max-width: 70%;
    margin: auto;
}

section:nth-child(even) {
    background-color: #e9e9e9;
}

footer {
    background-color: #333;
    color: #fff;
    text-align: center;
    padding: 10px 0;
    font-size: 0.8em;
}