body,
header,
footer,
div,
p,
ul,
li,
section,
article,
nav {
  font-family: "Helvetica Neue", Helvetica, "PingFang SC", Tahoma, Arial, sans-serif;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
a,
a:visited,
a:hover,
a:active {
  color: inherit;
  text-decoration: none !important;
}
.fx {
  display: flex;
}
.w100 {
  width: 100% !important;
}
.w50 {
  width: 50% !important;
}
.col-sm-100 {
  width: 100% !important;
}
@media (min-width: 768px) {
  .col-md-50 {
    width: 50% !important;
  }
}
.swiper-title {
  position: relative;
  display: flex;
  height: 36px;
  margin: 0;
  justify-content: start;
  background: rgba(0, 0, 0, 0.3);
  align-items: center;
  padding-left: 10px;
  bottom: 36px;
  color: white;
  font-size: 12px;
  font-weight: bold;
  text-decoration: none;
}
.h100 {
  height: 100%;
}
.top {
  font-size: 12px;
  flex: 1;
  display: flex;
  flex-direction: row;
  align-items: center;
  height: 38px;
  background: linear-gradient(to bottom, #fff, #d2d2d2);
}
.top .box {
  display: flex;
  flex-direction: row;
  margin: auto;
}
.top .date {
  color: #333;
  flex: 1;
  flex-direction: row;
  padding-left: 5px;
}
.top .search {
  flex: 2;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  margin: 0;
}
.top .search div {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: end;
  height: 100%;
}
.top .search .key {
  width: 150px;
  font-size: 12px;
  color: #333333;
  height: 22px;
  margin-right: 15px;
  border: 1px solid #999999;
}
.top .search .key:focus {
  outline: none;
  border: 1px solid #999999;
}
.top .search .key:focus-visible {
  outline: none;
  border: 1px solid #999999;
}
.top .search .go {
  height: 22px;
  box-sizing: border-box;
  background-color: #b40019;
  color: #fff;
  border: none;
}
.top .tool {
  flex: 1;
  display: flex;
  flex-direction: row;
  list-style: none;
  align-items: center;
  justify-content: end;
  padding-right: 5px;
}
.top .tool a {
  text-decoration: none;
  color: #333;
}
.top .tool a :hover {
  color: #777;
}
.top .tool a :first-child {
  margin-right: 10px;
}
@media (max-width: 992px) {
  .top {
    display: none;
  }
}
.banner {
  width: 100%;
  height: 175px;
  background-image: url(../images/banner.jpg);
  background-size: 100% 100%;
}
@media (max-width: 576px) {
  .banner {
    height: 130px;
  }
}
.banner .img {
  height: 100%;
  margin: auto;
  background-image: url(../images/banner_img.png);
  background-size: 100% 100%;
}
@media (max-width: 992px) {
  .banner .img {
    width: 100%;
    background-image: url(../images/banner_img_middle.jpg);
    background-size: 100% 100%;
  }
}
@media (max-width: 768px) {
  .banner .img {
    width: 100%;
    background-image: url(../images/banner_img_middle.jpg);
    background-size: 100% 100%;
  }
}
@media (max-width: 480px) {
  .banner .img {
    width: 100%;
    background-image: url(../images/banner_img_small.jpg);
    background-size: 100% 100%;
  }
}
.nav {
  display: flex;
  width: 100%;
  height: 52px;
  background-color: #DB2B02;
  justify-content: center;
  align-items: center;
  color: #FFF;
  font-family: "微软雅黑";
  font-size: 18px;
  font-weight: 600;
}
@media (max-width: 992px) {
  .nav {
    height: 40px;
  }
}
.nav .box {
  display: flex;
  flex-direction: row;
  align-items: center;
  height: 100%;
}
@media (max-width: 992px) {
  .nav .box {
    justify-content: end;
    position: relative;
  }
}
.nav .box .nav-box {
  flex: 1;
  justify-content: space-around;
  align-items: center;
  display: flex;
  list-style: none;
  height: 100%;
  box-sizing: border-box;
  z-index: 100;
}
@media (max-width: 992px) {
  .nav .box .nav-box {
    display: none;
    position: absolute;
    width: 100%;
    flex-direction: column;
    top: 40px;
    left: 5px;
  }
}
.nav .box .nav-box .nav-item {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100px;
  height: 52px;
  position: relative;
  box-sizing: border-box;
  background-color: #DB2B02;
}
@media (max-width: 992px) {
  .nav .box .nav-box .nav-item {
    background-color: #f8f8f8;
    align-items: start;
    flex-direction: column;
    width: 100%;
    height: auto;
  }
  .nav .box .nav-box .nav-item:nth-child(3),
  .nav .box .nav-box .nav-item:nth-child(5) {
    display: none;
  }
}
.nav .box .nav-box .nav-item::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  border-width: 0 8px 8px 8px;
  border-style: solid;
  border-color: transparent transparent #fff transparent;
  display: none;
}
.nav .box .nav-box .nav-item:hover::after,
.nav .box .nav-box .nav-item.cur::after {
  display: block;
}
.nav .box .nav-box .nav-item:hover {
  background-color: #ab1c12;
}
.nav .box .nav-box .nav-item:hover .sub {
  display: flex;
}
@media (max-width: 992px) {
  .nav .box .nav-box .nav-item:hover {
    background-color: #f8f8f8;
  }
}
.nav .box .nav-box .nav-item.cur {
  background-color: #ab1c12;
}
@media (max-width: 992px) {
  .nav .box .nav-box .nav-item.cur {
    background-color: #f8f8f8;
  }
}
.nav .box .nav-box .nav-item .sub {
  font-size: 16px;
  font-weight: 400;
  z-index: 10;
  width: 100px;
  position: absolute;
  background-color: #DB2B02;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  top: 52px;
  display: none;
}
.nav .box .nav-box .nav-item .sub:hover {
  display: flex;
}
@media (max-width: 992px) {
  .nav .box .nav-box .nav-item .sub {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    /* 让内容自动换行 */
    position: static;
    flex-direction: row;
    justify-content: start;
    background-color: transparent;
    margin-top: 5px;
  }
}
.nav .box .nav-box .nav-item .sub .sub-item {
  display: flex;
  height: 52px;
  width: 100%;
  justify-content: center;
  align-items: center;
}
@media (max-width: 992px) {
  .nav .box .nav-box .nav-item .sub .sub-item {
    height: auto;
    width: auto;
    color: #999;
    font-size: 12px;
    margin-right: 10px;
    padding: 0;
    border-bottom: 0;
  }
}
.nav .box .nav-box .nav-item .sub .sub-item:hover {
  background-color: #ab1c12;
}
@media (max-width: 992px) {
  .nav .box .nav-box .nav-item .sub .sub-item:hover {
    background-color: #f8f8f8;
  }
}
.nav .box .nav-box .nav-item .sub .sub-item a {
  color: #fff;
}
@media (max-width: 992px) {
  .nav .box .nav-box .nav-item .sub .sub-item a {
    color: #999;
    font-size: 14px;
  }
}
.nav .box .nav-box li {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 100%;
  cursor: pointer;
  text-decoration: none;
  color: #FFF;
}
@media (max-width: 992px) {
  .nav .box .nav-box li {
    cursor: default;
    justify-content: start;
    height: auto;
    color: #333;
    font-size: 14px;
    padding: 10px;
    border-bottom: 1px solid #e5e5e5;
  }
}
.nav .box .nav-box li:hover {
  color: #FFF;
}
.nav .box .nav-box a {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 100%;
  cursor: pointer;
  text-decoration: none;
  color: #FFF;
}
@media (max-width: 992px) {
  .nav .box .nav-box a {
    justify-content: start;
    width: auto;
    height: auto;
    color: #333;
    font-size: 16px;
  }
}
.nav .box .nav-box a:hover {
  color: #FFF;
}
@media (max-width: 992px) {
  .nav .box .nav-box a:hover {
    color: #333;
  }
}
.nav .box .menu-btn {
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-radius: 3px;
  content: "";
  height: 28px;
  width: 28px;
  background-image: url(../images/menu.svg);
  background-size: 100% 100%;
  display: none;
}
@media (max-width: 992px) {
  .nav .box .menu-btn {
    display: block;
  }
}
.bc {
  height: 22px;
  font-size: 14px;
  display: flex;
  align-items: center;
}
.bc img {
  margin-right: 10px;
  width: 15px;
  height: 14px;
}
.footer {
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #DB2B02;
  color: #FFFFFF;
  font-size: 12px;
  padding-top: 10px;
  padding-bottom: 10px;
}
.footer a {
  color: #FFF;
}
.footer a:hover {
  color: #FFF;
}