styles.css

/* * {
    border:0.5px solid red !important;
} */
body {
    font-family: 'Press Start 2P', cursive;
    background-color: black;
    color:wheat;
    font-size: 15px;
}
.centered {
    width: 75%;
    text-align: center;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
}
h2 {
    text-align: center;
}
img {
    width:100%;
    max-width: 500px;
    height:auto;
}
.btn {
    border: none;
    background-color: wheat;
    padding: 14px 28px;
    font-size: 10px;
    cursor: pointer;
    display: inline-block;
    position: absolute;
    left : 50%;
    bottom: 0;
    color:black;
    font-family: 'Press Start 2P', cursive;
}

/* On mouse-over */
.btn:hover {background: #eee;}

.curtain {
    position: absolute;
    width: 100%;
    height: 100%;
    z-index:2;
    background-image: url("https://d28hgpri8am2if.cloudfront.net/book_images/onix/cvr9781501107726/amazing-fantastic-incredible-9781501107726_hr.jpg");
    background-repeat: no-repeat;
    background-size: cover;
    background-position-x: center;
    background-position-y: center;  
    /* display:none; */
}

.footer {
    position: absolute;
    right:0;
    bottom:0;
}

#mySlide {
    animation-name: fade;
    animation-duration: 2.5s;
    animation-iteration-count: infinite;
}
@keyframes fade {
    from{opacity: 0.3;}
    to{opacity: 1;}
}