.widget-container {
    position: fixed;
    left: 50%;
    top: 50%;
    z-index: 1000;
    padding: 19px;
    margin-left: -167px;
    margin-top: -311px;
    box-shadow: 0 3px 1px -2px rgba(0, 0, 0, 0.2),
    0 2px 2px 0 rgba(0, 0, 0, 0.14),
    0 1px 5px 0 rgba(0, 0, 0, 0.12);
    border: 1px solid #e3e3e3;
    border-radius: 4px;
    outline: 0;
    min-height: 20px;
    background-color: #f5f5f5;
    cursor: move;
}

.widget-container:hover, .widget-container:active{
    box-shadow: 0 5px 5px -3px rgba(0, 0, 0, 0.2),
    0 8px 10px 1px rgba(0, 0, 0, 0.14),
    0 3px 14px 2px rgba(0, 0, 0, 0.12);
}

.close {
    float: right;
    padding: 0;
    cursor: pointer;
    background: transparent;
    border: 0;
    font-size: 21px;
    font-weight: bold;
    opacity: 0.2;
}

.b2note-iframe {
    width: 100%;
    height: 600px;
    border: 1px solid #dddddd;
}