body {
    background-color: transparent;
    margin: 0;
    padding: 0;
}
.container {
    height: 99vh !important;
    width: 100%;
    margin: 0 auto;
    border: 0;
}
.thumbnail {
    display: inline-block;
    width: 120px;
    height: 160px;
    background-color: #ebebeb;
    margin: 0 5px;
    cursor: pointer;
}
.fullscreen {
    background-color: #333;
}