body {
    font-family: "Segoe UI", "Segoe UI Web (West European)", "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, "Helvetica Neue", sans-serif;
    font-size: 14px;
    margin: 0px
}

#header {
    background-color: #F8F8F8;
    border-bottom: 1px solid rgb(230, 230, 230);
    margin-bottom: 10px;
    padding: 5px;
}

#content {
    margin: 10px;
}

div.messageBar {
    text-align: center;
    padding: 10px;
}

div.messageBar.warning {
    background-color: #FFF4CE;
}

div.messageBar.error {
    background-color: #FDE7E9;
}