.md_scroller {
    max-width: 300px;
    width: 210px;
}

#canvas_container {
    width: 100%;
    overflow: scroll;
    margin-left: 4px;
}

#middle {
    margin-top: 0px;
    margin-bottom: 0px;
    padding-top: 40px;
    height: 100%;
    display: flex;
}

.item_selected {
    border: 2px solid;
    border-color:red;
}

.thumbnail {
    max-width: 100%;
}

.not_really_full_height {
    height: calc(100% - 50px);
}

#image_container {
    text-align: center;
}

#mainimage {
    display: block;
}

.nav_logo {
    display: inline;
    float: right;
    margin-top: 7px;
}