body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: linear-gradient(45deg, #2a2a72, #009ffd);
    color: #fff;
}

header {
    background: rgba(0, 0, 0, 0.8);
    padding: 20px;
    text-align: center;
}

header h1 {
    font-size: 2em;
    margin: 2 auto;
}

main {
    padding: 20px;
    text-align: justify;
    max-width: 860px;
	margin: 0 auto;
}

footer {
    background: rgba(0, 0, 0, 0.8);
    text-align: center;
    padding: 10px;
    position: fixed;
    bottom: 0;
    width: 100%;
}