.f_menu {
  overflow-y: auto;
  max-height: 300px;
}
.f_breadcrumb {
  padding: 8px 15px;
  margin-bottom: 20px;
  list-style: none;
  background-color: #f5f5f5;
  border-radius: 4px;
}
.f_breadcrumb > li {
  display: inline-block;
}
.f_breadcrumb > li + li:before {
  padding: 0 5px;
  color: #ccc;
  content: "/\00a0";
}
.f_breadcrumb > .active {
  color: #777;
}

.f_breadcrumb {
  margin: 0 0 20px 0;
  padding: 8px 0;
  border: 1px solid #ddd;
}
.f_breadcrumb i {
  font-size: 15px;
}
.f_breadcrumb > li {
  text-shadow: 0 1px 0 #fff;
  padding: 0 20px;
  position: relative;
  white-space: nowrap;
}
.f_breadcrumb > li + li:before {
  content: "";
  padding: 0;
}
.f_breadcrumb > li:after {
  content: "";
  display: block;
  position: absolute;
  top: -3px;
  right: -5px;
  width: 26px;
  height: 26px;
  border-right: 1px solid #ddd;
  border-bottom: 1px solid #ddd;
  -webkit-transform: rotate(-45deg);
  -moz-transform: rotate(-45deg);
  -o-transform: rotate(-45deg);
  transform: rotate(-45deg);
}