.b-example-divider {
  flex-shrink: 0;
  width: 1.5rem;
  height: 100vh;
  background-color: var(--bs-primary);
  border: solid rgba(0, 0, 0, .15);
  border-width: 1px 0;
  box-shadow: inset 0 .5em 1.5em rgba(0, 0, 0, .1), inset 0 .125em .5em rgba(0, 0, 0, .15);
}

.bi {
  vertical-align: -.125em;
  pointer-events: none;
  fill: currentColor;
}

.dropdown-toggle { outline: 0; }

.nav-flush .nav-link {
  border-radius: 0;
}

.btn-toggle {
  display: inline-flex;
  align-items: center;
  padding: .25rem .5rem;
  font-weight: 600;
  color: var(--bs-white);
  background-color: transparent;
  border: 0;
}
.btn-toggle:hover,
.btn-toggle:focus{
  color: var(--bs-teal);
  background-color: var(--bs-primary);
  box-shadow: none;
}

.btn-toggle::before {
  width: 1.25em;
  line-height: 0;  
  transition: transform .35s ease;
  transform-origin: .5em 50%;
}

.btn-toggle[aria-expanded="true"] {
  color: var(--bs-teal);
}

.btn-toggle[aria-expanded="true"]:hover,
.btn-toggle:focus{
  color: var(--bs-teal);
  background-color: var(--bs-primary);
}
.btn-toggle[aria-expanded="true"]::before {
  transform: rotate(90deg);
}

.btn-toggle-nav a {
  display: inline-flex;
  padding: .1875rem .5rem;
  margin-top: .125rem;
  margin-left: 1.25rem;
  text-decoration: none;  
  color: var(--bs-white);
}
.btn-toggle-nav a:hover,
.btn-toggle-nav a:focus {
  color: var(--bs-teal);
  background-color: var(--bs-primary);
}

.scrollarea {
  overflow-y: auto;
}

.fw-semibold { 
  font-weight: bold; 
  color: var(--bs-teal);
}
.lh-tight { line-height: 1.25; }


.border-top {
  border-top: 1px solid var(--bs-primary) !important;
}
.border-bottom {
  border-bottom: 1px solid var(--bs-primary) !important;
}



.thong_ke li{
  padding: .1875rem .5rem;
  margin-top: .125rem;
  margin-left: 1.25rem;
  text-decoration: none;  
  color: var(--bs-grey);
}