body {
    background-image:url('images/starwars_background.jpg');
    background-repeat: no-repeat;
    background-attachment: fixed;
    background-size: cover;
}

.subtitle h3 {
    font-weight: 500;
    font-size: 1.2em;
    background-color: rgb(91, 82, 153, .15);
    margin-top: auto 20;
    padding: 1.5rem 1.5rem;
}


.fixed-btn {
    position: fixed;
    background: #5B5299;
    width: 189px;
    height: 45px;
    line-height: 0;
    bottom: 10%;
    right: 3%;
    border-radius: 8px;
    text-align: center;
}