body,h1 {font-family: "Raleway", sans-serif; margin: 0;}
body, html {height: 100%}
.bgimg {
    background-image: url('/images/coffee_filter.jpg');
    min-height: 100%;
    background-position: center;
    background-size: cover;
}
.w3-display-middle {
    width: 80%;
    margin: auto;
    text-align: center;
    background-color: rgba(255,255,255,0.8);
    padding: 30px;
}
.w3-border-grey {
    margin: 12px auto;
    width: 20%;
}
h2.subtitle {
    margin: 5px;
}
.social-links a {
    margin: 10px;
}