@media screen and (max-width: 51em) {
  .mobileonly {
    display: block;
  }
  .nomobile a::after {
    content: " (nicht mobil)";
    font-size: .5em;
    vertical-align: middle;
  }
  .desktoponly, 
  .nomobileshow {
    display: none;
  }
  div#contentwrap,
  div#col_main,
  div#main_container {
    min-width: 0;
    width: 100% !important;
  }
  #headernav-wrapper ul.portal-globalnav {
    border: none;
    width: 100%;
  }
  #headerinfo-wrapper {
    width: 75%;
    float: left;
  } 
  #headernav-wrapper{
    background-image:none;
  }
  #headernav-wrapper .portal-globalnav{
    padding-left:0px;
    border: none;
  }
  #headernav-wrapper div.menuspacer,
  #headerinfo-wrapper div.namemsg,
  #headerinfo-wrapper div.errmsg,
  #headerinfo-wrapper div.plain.showcn {
    float: none !important;
    padding: .5em 0;
  }
/*  div.namemsg {
    float: none !important;
    padding: .5em 0;
  }*/
  #headernav-wrapper div.menuspacer, 
  #headernav-wrapper ul.portal-globalnav li {
    width: 100%;
    border-top: 0.125em solid #fff;
    border-bottom: 0.125em solid #fff;
    border-left: none;
    border-right: none;
  }
  #headernav-wrapper ul.portal-globalnav li a {
    font-size: 1.125em;
    background-color: #1d80c3;
  }
  #headernav-wrapper ul.portal-globalnav li.portaltab-WBT a.selected {
    background-color: #586d84;
  }
  #col_left {
    display: none;
  }
  .progn,
  .berg, 
  .fullwidth, 
  .halfwidth {
/*  width: 100%; */
  }
  #headernav-wrapper div.menuspacer {
    min-width: 0;
    width: auto;
  }
  .overlayedgfx {
    display: none;
  }
  table.symboltbl {
    display: block;
  }
  .widget {
    position: relative;
    float: none;
    margin: 1em 0 1.5em 0;
  }
  form#frole fieldset {
    text-align: center;
  }
  form#frole select,
  form#frole input {
    font-size: 1em;
    width: 49%;
    height: 2.5em;
  }
  .pstat {
    margin: 0.25em 20%;
    vertical-align: middle;
    line-height: 2.75em;
  }
  .lprev, .lnext {
      width: 20%;
      font-size: 2em;
  }
  .pdflink {
    margin-bottom: 2em;
  }
  .pdflink a {
    display: block;
    padding: 1.25em 0;
    background-color: #1d80c3;
    text-align: center;
    color: #fff;
    font-weight: bold;
  }
  .widgettitle {
    background-image: none;
  }
}

.navbar-toggle {
/*  background-color: transparent; */
    background-image: none;
    border: 1px solid #ddd;
    border-radius: 4px;
    float: right;
    margin-bottom: 8px;
    margin-right: 15px;
    margin-top: 8px;
    padding: 9px 10px;
    position: relative;
}
button {
    cursor: pointer;
    text-transform: none;
    overflow: visible;
}
.sr-only {
    border: 0 none;
    clip: rect(0px, 0px, 0px, 0px);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1px;
}
.navbar-toggle .icon-bar {
    background-color: #888;
    border-radius: 1px;
    display: block;
    height: 2px;
    width: 22px;
}
.navbar-toggle .icon-bar + .icon-bar {
    margin-top: 4px;
}