* {
  box-sizing: border-box;
}
img {
  max-width: 100%;
  display: block;
}
a:hover,
button:hover {
  cursor: pointer;
}
a {
  color: inherit;
  text-decoration: inherit;
}
body {
  font: normal 14px "Microsoft Yahei";
  padding-top: 72px;
  background: #F3F5F7;
}
table {
  width: 100%;
  border-collapse: collapse;
}
dl,
dt,
dd,
ol,
ul,
li {
  list-style: none;
  margin: 0;
  padding: 0;
}
b {
  font-weight: bold;
}
.clear:after {
  content: "";
  display: block;
  clear: both;
}
.center {
  width: 1200px;
  margin: 0 auto;
  /* overflow: hidden; */
}
.relative {
  position: relative;
}
.ellipsis {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
/* 两行超出省略号 */
.ellipsis2 {
  display: box;
  box-orient: vertical;
  line-clamp: 2;
  display: -moz-box;
  -moz-box-orient: vertical;
  -moz-line-clamp: 2;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}

::-webkit-scrollbar {
  width: 8px;
  height: 12px;
  background-color: #eef2f5;
}
::-webkit-scrollbar-thumb {
  background: #dee4ea;
  border-radius: 6px;
}
::-webkit-scrollbar-button {
  height: 12px;
  color: #999999;
  background: #eeeeee;
}

/* 面包屑央视 */
nav {
  width: 1204px;
  margin: 20px auto 36px;
  display: flex;
  align-items: center;
  color: #C6C7C7;
}

nav p {
  margin: 0 5px;
}

nav .nav-item {
  font-size: 16px;
  font-family: PingFang SC-Regular, PingFang SC;
  font-weight: 400;
  color: #666666;
}