@import url('https://fonts.googleapis.com/css2?family=Permanent+Marker&display=swap');

body {
    text-align: center;
    background-color: black;
}


.background {
    position: relative; 
    width: 1000px;
    height: 650px;
    border: 1px solid black;
    margin-left: auto; 
    margin-right: auto;
    background-image: url(images/old%20house%20wall.jpg);
}

.window {
    width: 650px;
    position: absolute; 
    z-index: 2;
    left: 200px;
    height: 600px;

}

.girl {
    position: absolute; 
    width: 400px;
    z-index: 1;
    bottom: 65px;
    right: 120px;
    display: none;
}

.backOfWindow {
    width: 630px;
    height: 525px;
    position: absolute; 
    z-index: 0;
    left: 200px;
    top: 30px;
    background-image: url(images/bedroom.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    animation: flickering 5s infinite;

}

button {
    z-index: 3;
    position: absolute;
    top: 340px;
    left: 455px;
    font-size: 25px;
}

h1 {
    z-index: 2;
    position: absolute;
    left: 550px;
    top: 100px;
    color: darkred;
    display: none;
    letter-spacing: 2px;
    font-size: 40px;
    font-family: 'Permanent Marker', cursive;
}

/*Light flickering */

@keyframes flickering {
    from {filter : brightness(100%)}
    10% {filter: brightness(50%)}
    40% {filter: brightness(20%)}
    80% {filter: brightness(70%)}
    to {filter: brightness(0%)}
}