* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Roboto', sans-serif;
}

body {
    background-image: url("../images/background.jpg");
    background-size: cover;
    background-position: center;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

body > div {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 30px;
    border-radius: 10px;
    background-color: rgba(255, 255, 255, 0.7);
    box-shadow: 0 2px 1px -1px rgba(0,0,0,.2), 0 1px 1px 0 rgba(0,0,0,.14), 0 1px 3px 0 rgba(0,0,0,.12);
}

h1 {
    text-align: center;
    color: black;
}

h1 + span {
    font-size: 20px;
    margin-top: 20px;
}

@media screen and (max-width: 600px) {
    h1 span {
        display: block;
    }
}