.UC_CallingWindow {
    width: 400px;  
    max-height: 400px;
    background-color: #808080;
    position: fixed;
    bottom: 0px;
    border: 1px solid #3162d7 !important;
    z-index:15000!important;
}

.Right_ {
    right: 10px;
}

.Left_ {
    left: 10px;
}

.UC_CallingWindow_Iframe {
    border: none;
    border-color: white;
    width: 100%;
    height: 350px;
}