.tabs {
  display: block;
  margin-top: 10px;
  text-align: left;
  border-bottom: 1px solid black;
}

.tabs .tab {
  /*--selected-border: 1px dotted black;*/
  --border: 1px solid black;
  display: inline-block;
  border-radius: 5px;
  border: var(--border);
  border-bottom: 0px;
  padding: 10px;
  user-select: none;
  cursor: pointer;
}

.tabs .tab:focus {
  outline: 1px dotted black;
}

.tabs .tab.selected,
.tabs .tab:active {
  /*border: var(--selected-border);*/
  border-bottom: 0px;
  /*border: 2px solid;*/
  background: #F5F5F5; 
}

.tabView.hidden {
  display: none;
}