.UICalendarControl {
    margin: 10px 0;
}
.UICalendarControl .Header {
    background: url("images/logo.png") no-repeat scroll 8px 1px, url("images/bar.png") repeat-x scroll 0 0 rgba(0, 0, 0, 0);
    border-radius: 5px 5px 0 0;
    height: 26px;
    width: 100%;
      border: 1px solid #e0e0e0;
    border-radius: 5px 5px 0 0;
}
.UICalendarControl .Header > span {
    color: #fff;
    font: bold 10pt/26px arial;
    padding-left: 35px;
}
.UICalendarControl .RadCalendar.RadCalendar_Windows7 {
    width: 100% !important;
}