html,
body {
    margin: 0;
    padding: 0;
}

body {
    background-color: #0c343d;
}

* {
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

div {
    text-align: center;
    height: 100dvh;
    display: grid;
    align-content: center;
    place-items: center;
    padding: 0 16px;
}

h1,
p {
    color: #f3f6f4;
    margin: 0;
}

h1 {
    font-size: 3em;
    margin-bottom: 20px;
}

p {
    font-size: 1.2em;
    margin-bottom: 30px;
}

a {
    color: #f3f6f4;
    text-decoration: underline;
}

a:hover {
    text-decoration: underline;
}

@media (max-width: 600px) {
    h1 {
        font-size: 2em;
    }
}