.PopupContent .MsgBox
{
    width: 80%;
    margin: auto;
    display: table;
    --margin:20px;
    --border: 1px solid #808080;
    margin-top:10px;
}

.PopupContent .MsgBox span
{
    width: 100%;
    float: left;
    display: table-cell;
    vertical-align: middle;
    text-align: center;
    color: #FFFFFF;
    background-color: #333333;
    --line-height:25px;
    height:40px;
    padding-top:10px;
}