.mainpdbox .left .articlecontent h3 {
  color: #7e4700;
  background-image: linear-gradient(to bottom, #ffee88, rgba(239, 152, 23, 1));
  border-top: 1px solid #fd5;
  border-bottom: 1px solid #dec16b;
  text-shadow: #f7e976 1px 1px 3px;
}

/* 路径导航栏
   参考：https://codepen.io/nana8/pen/VEeoPW */
.breadcrumb {
  margin: 15px 0px;
}

.breadcrumb li a {
  color: #a73;
}

.breadcrumb li::before {
  transform: skew(25deg);
}

.breadcrumb li::after {
  transform: skew(-25deg);
}

.breadcrumb li:hover::before,
.breadcrumb li:hover::after {
  border-color: #da7;
  background-color: #ff9;
}