.dragdroparea {
    width:500px;
    height:400px;
    border:2px dashed black;
    border-radius: 0.5em;
    background-color:#aaaaaa99;
    transition: background-color 0.2s ease-in-out;
}

.ULitem {
    margin:auto;
    border:1px dashed black;
    border-radius: 0.5em;
    min-width:100%;
    max-width:100%;
    background-color:#eeeeee99;
}

.filedelbtn {
    font-weight: bold;
    padding:4px;
    cursor: pointer;
}

.filedelbtn:hover {
    font-weight: bolder;
}