.tab-content {
  margin-top: 0px;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

#bistabs {
  position: relative;
  top: 70px;
  margin-top: 0px;
  padding-top: 0px;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

#viewerwidget1,
#viewerwidget2 {
  top: 0px;
  left: 0px;
  position: relative;
  margin-top: 5px;
  padding-left: 5px;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  width: 100vh;
  height: calc(100%-110px);
}