html, body {
    margin: 0;
    padding: 0;
}

button, #filter_name {
    font-size: 2em;
}


#image_in {
    display: none;
}

#image_in_btn {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 10%;
    display: block;
}

#display_container {
    position: absolute;
    top: 10%;
    height: 80%;
    width: 100%;
    left: 0;
    display: block;
}

#display {
    position: absolute;
    max-width: 100%;
    max-height: 75%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

#filter_range {
    position: absolute;
    left: 0;
    bottom: 10%;
    height: 5%;
    width: 90%;
    margin: 0 5%;
}


#bottom_bar {
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 10%;
}

#prev_filter, #next_filter{
    position: absolute;
    bottom: 0;
    width: 30%;
    height: 100%;
}

#prev_filter {
    left: 0;
}

#next_filter {
    right: 0;
}

#filter_name {
    text-align: center;
    position: absolute;
    width: 40%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}