html 
  {
    overflow:hidden;
    font-size:12pt;
  }

.deselect ::selection {
    background: transparent;
    color: inherit;
}
.deselect ::-moz-selection {
    background: transparent;
    color: inherit;
}
.deselect {
    -ms-user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    user-select: none;
}
  
  fieldset {margin:0 0 3pt 0; padding:0 0 3pt 0;}
  toolbar-menubar menuitem[toolbarindex="0"][type="checkbox"][label="Menüleiste"]
  {
    display: none;
  }

  #sendbox
  {
    top: 20%;
    position:absolute;
    height:auto;
    width:200pt;
    z-index:9;
    background-color:#FDFEFD;
    display:none;
  }

  #overlay
  {
    height:100%;
    width:100%;
    position:fixed;
    top:0;
    left:0;
    background:#E5D4F5;
    z-index:9;
    opacity: 0.8;
    display:none;
  }

  #aufgabe
  {
    margin:15% 0 0 0; 
    width:600pt; 
    position: absolute; 
    z-index:-1;
    overflow-y:auto;
  }

  #text
  {
    text-align: center;
    border-bottom: 1pt grey solid;
  }

  #btnDiv
  {
    text-align: center;
    padding:5pt 0 5pt 0;
  }

  #p:hover
  {
    background:#E5D4F5;
  }
  
  #id 
  {
    font-weight: bold;
  }