html, body {
    width:100%;
    height:100%;
    background-color:#fff;
    margin:0;
}
.head-background {
    background-image: url(https://image.jimcdn.com/app/cms/image/transf/none/path/sa7b67a2d4fc6e657/backgroundarea/ib8dbdf53b879f821/version/1560373724/image.jpg);
    height: 18em;
    width:100%;
    background-size: 100%;
    background-repeat: no-repeat;
    display:inline-block;
    position: fixed;
    left: 0;
    top: 0;
    opacity: 0.8;
    z-index: 0;
}
header  {
  position: fixed;
  top: 1.5em;
  left: 0;
  right: 0;
}
h1, h2, h3, menu{
    padding: 0;
    margin: 0;
    z-index: 1;
    position: relative;
}
h1 {
    color:#fff;
    text-align:center;
    line-height:3;
}
h2 {
    padding-top:0.5em;
    font-size:1.3em;
}
h3 {
    font-size:1.1em;
    font-weight:bold;
}
a {
    color: #00b;
    text-decoration:none;
}
th {
    text-align: left;
}
menu {
    background-color: rgba(68,68,68,0.5);
    position: fixed;
    z-index: 1;
    line-height: 2;
    text-align: center;
    margin: 0;
    left:0;
    right:0;
}
menu > a.intern,
menu > div > span.intern {
    color: #ffb;
    font-size:1.2em;
}
menu > a:not(.intern) {
    color: #fff;
    font-size:1.2em;
}
menu > a {
    font-weight: normal;
    padding: 0 1em;
    line-height: 2;
    text-align: center;
    display: inline-block;
    transition: background 0.27s;
}
menu > a:hover {
    font-weight:normal;
    background-color: rgba(224,224,224,0.4);
}
menu > a.active {
    font-weight:bold;
}
menu > a > .menu-icon {
    max-width:16px;
    max-height:16px;
}
menu > .login {
    float: right;
}
menu .internal-menu-main {
    display:inline-block;
}
menu .internal-menu-sub {
    padding: 0 6px;
    display: none;
    position: absolute;
    background-color: rgba(0, 0, 0, 0.7);
    min-width: 160px;
    border: 1px solid #666666;
    z-index: 1;
    box-shadow: 1px 1px 0 #aaa;
}
menu .internal-menu-sub a {
    display: block;
    text-align:left;
    color: #fa0;
    text-shadow: -0.5px 0.5px #666;
}
menu .internal-menu-sub a:hover {
    background-color: rgba(224, 224, 224, 0.2);
}
menu .internal-menu-main:hover {
    color:#ff0000;
}
menu .internal-menu-main:hover .internal-menu-sub {
    display: block;
}
menu .header-main-space {
    height:9.5em;
}
main {
    padding: 0 10%;
    background-color: #e0e0e0;
    position: absolute;
    bottom: 2em;
    top: 18em;
    left:0;
    right:0;
    z-index: 0;
}
footer {
    display:block;
    position:fixed;
    height: 2em;
    background-color:#e0e0e0;
    bottom:0;
    width:100%;
    line-height:2em;
}
footer > span,
footer > a{
    padding: 0 1em;
}
.footer-imprint {
    float:right;
}
.error {
    color: #c00;
}
.form th {
    text-align: left;
}
.messages {
    border: 1px solid black;
    text-align: center;
    font-weight: bold;
    margin: 0.5em 0;
}
.content {
    background-color: #fff;
    height: 100%;
    padding: 0.5em 1em;
    overflow: auto;
    margin-top: -1.2em;
}
.toggle-collapse {
    border: 1px solid #333;
    width: 1em;
    height: 1em;
    display: inline-block;
    line-height: 1;
    text-align: center;
    cursor: pointer;
}
.emailattachments {
    margin-top: 1em;
}
.planboard-discussion {
    border: 1px solid #000000;
    padding: 2px 2px 2px 16px;
    min-height: 5em;
    width:99%;
    cursor:text;
    position: relative;
    overflow: auto;
}
.planboard-settings > div {
    display: inline-block;
    width: 49%;
    vertical-align: top;
    height: 100%;
}
.emailinbox {
    display: flex;
    height: 100%;
}
.emailinbox-headers {
    width: calc(100% - 20em);
    overflow: auto;
}
.emailinbox-folders {
    width: 20em;
    background-color: #e0e0e0;
    padding: 1em;
    margin-right: -0.5em;
}