drupal/core/themes/seven/vertical-tabs.css

/**
 * Override of misc/vertical-tabs.css.
 */
.vertical-tabs {
  position: relative;
  overflow: hidden;
  margin: 10px 0;
  border: 1px solid #bdbdbd;
  border-radius: 4px;
  background: #e6e5e1;
}
.vertical-tabs-list {
  float: left; /* LTR */
  width: 240px;
  margin: 0 -100% -1px 0; /* LTR */
  padding: 0;
  border-bottom: 1px solid #ccc;
  line-height: 1;
}
[dir="rtl"] .vertical-tabs-list {
  float: right;
  margin: 0 0 -1px -100%;
}
.vertical-tab-button {
  position: relative;
  margin: 0;
  list-style: none;
  list-style-image: none;
}
.vertical-tab-button.selected {
  z-index: 1;
  overflow-x: hidden;
  width: 100%;
  border-right: 1px solid #fcfcfa; /* LTR */
  box-shadow: 0 5px 5px -5px hsla(0, 0%, 0%, 0.3);
}
[dir="rtl"] .vertical-tab-button.selected {
  border-left: 1px solid #fcfcfa;
  border-right: none;
}
.vertical-tab-button:focus,
.vertical-tab-button:active {
  z-index: 2;
}
.vertical-tab-button a {
  display: block;
  padding: 10px 15px 15px;
  border-bottom: 1px solid #b3b2ad;
  background-color: #f2f2f0;
  text-shadow: 0 1px hsla(0, 0%, 100%, 0.6);
  text-decoration: none;
}
.vertical-tab-button.last a {
  border-bottom: 0;
}
.vertical-tab-button.selected a,
.vertical-tab-button a:hover,
.vertical-tab-button a:focus {
  background: #fcfcfa;
  text-shadow: none;
  text-decoration: none;
}
.vertical-tab-button.selected a {
  border-bottom-color: #b3b2ad;
  color: #004f80;
}
.vertical-tab-button.selected a:hover,
.vertical-tab-button.selected a:focus {
  color: #007ecc;
}
[data-vertical-tabs-panes] {
  background-color: #fcfcfa;
}
.vertical-tabs-panes {
  margin: 0 0 0 240px; /* LTR */
  padding: 10px 15px 10px 15px;
  border-left: 1px solid #a6a5a1; /* LTR */
}
[dir="rtl"] .vertical-tabs-panes {
  margin: 0 240px 0 0;
  border-left: none;
  border-right: 1px solid #a6a5a1;
}
.vertical-tabs-panes:after {
  content: "";
  display: table;
  clear: both;
}
.vertical-tabs-pane {
  margin: 0;
  padding: 0;
  border: 0;
  color: #595959;
}
.vertical-tab-button strong {
  font-size: 0.923em;
}
.vertical-tab-button .summary {
  display: block;
  padding-top: 0.4em;
  color: #666;
  font-size: 0.846em;
}
.vertical-tab-button.selected a:focus strong {
  text-decoration: underline;
}
.vertical-tabs-pane > summary {
  display: none;
}