element.style {
    position: relative;
}
#draggable {
    width: 100px;
    height: 100px;
    padding: 0.5em;
    float: left;
    margin: 10px 10px 10px 0;
}
.ui-draggable, .ui-droppable {
    background-position: top;
}
.ui-widget-content {
    border: 1px solid #dddddd;
    background: #ffffff;
    color: #333333;
}
.ui-draggable-handle {
    -ms-touch-action: none;
    touch-action: none;
}
div {
    display: block;
}
body {
    font-family: Arial, Helvetica, sans-serif;
}

#droppable {
    width: 150px;
    height: 150px;
    padding: 0.5em;
    float: left;
    margin: 10px;
}
.ui-draggable, .ui-droppable {
    background-position: top;
}
.ui-widget-header {
    border: 1px solid #dddddd;
    background: #e9e9e9;
    color: #333333;
    font-weight: bold;
}
div {
    display: block;
}
body {
    font-family: Arial, Helvetica, sans-serif;
}