/* mixin */
@-moz-keyframes fadeInOut {
  0% {
    opacity: 1;
  }
  50% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}
@-o-keyframes fadeInOut {
  0% {
    opacity: 1;
  }
  50% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}
@-webkit-keyframes fadeInOut {
  0% {
    opacity: 1;
  }
  50% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}
@keyframes fadeInOut {
  0% {
    opacity: 1;
  }
  50% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}
/* base */
*,
::before,
::after {
  box-sizing: border-box;
}
html,
body {
  width: 100%;
  min-height: 100%;
  -webkit-tap-highlight-color: rgba(255, 255, 255, 0);
}
body {
  font: 12px/1 "Microsoft Yahei", Arial, sans-serif;
  color: #4c4c4c;
  background-color: #fff;
}
a {
  color: #2a2a2a;
  text-decoration: none;
  -webkit-tap-highlight-color: rgba(255, 255, 255, 0);
  -moz-user-focus: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}
button,
input[type="button"],
input[type="submit"],
input[type="reset"] {
  cursor: pointer;
}
input,
textarea,
select {
  outline: 0;
}
.pull-left {
  float: left;
}
.pull-right {
  float: right;
}
.pull-none {
  float: none;
}
.clearfix {
  zoom: 1;
}
.clearfix:after {
  content: "";
  display: block;
  height: 0;
  line-height: 0;
  clear: both;
  visibility: hidden;
}
.hidden {
  display: none;
}
.no-border {
  border: 0 !important;
}
.ls-n {
  padding: 0;
  margin: 0;
  list-style: none;
}
.o-h {
  overflow: hidden;
}
.animated {
  visibility: visible !important;
}
.tb {
  display: table;
  width: 100%;
  height: 100%;
}
.tb .tbc {
  display: table-cell;
  vertical-align: middle;
}
.wrapper {
  position: relative;
  width: 100%;
  overflow: hidden;
  background-color: #262626;
}
@media (max-width: 1365px) {
  .pcshow {
    display: none !important;
  }
}
.wapshow {
  display: none !important;
}
@media (max-width: 1365px) {
  .wapshow {
    display: initial !important;
  }
}
/* 头部 */
.header {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  z-index: 9;
  padding: 24px 28px 0 58px;
  font-size: 18px;
}
.header .logo.pull-right {
  margin-left: 110px;
}
.header .nav {
  margin-top: 46px;
  font-size: 0;
}
.header .nav .item {
  position: relative;
  float: left;
  margin-left: 14px;
  font-size: 18px;
}
.header .nav .item.active > a::after {
  width: 100%;
}
.header .nav .item.active ul {
  display: block;
}
.header .nav .item > a {
  position: relative;
  display: block;
  height: 52px;
  line-height: 52px;
  padding: 0 12px;
  color: #fff;
}
.header .nav .item > a::after {
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 3px;
  background-color: #d41411;
  content: "";
  -webkit-transition: all 0.2s ease;
  -moz-transition: all 0.2s ease;
  -ms-transition: all 0.2s ease;
  transition: all 0.2s ease;
  -webkit-transform: translateX(-50%);
  -moz-transform: translateX(-50%);
  -ms-transform: translateX(-50%);
  transform: translateX(-50%);
}
.header .nav .item ul {
  position: absolute;
  right: 0;
  left: 0;
  display: none;
}
.header .nav .item ul li.active a {
  background-color: #d41411;
}
.header .nav .item ul li a {
  display: block;
  height: 50px;
  line-height: 50px;
  font-size: 16px;
  color: #fff;
  text-align: center;
  background-color: #1a1a1a;
  -webkit-transition: all 0.2s ease;
  -moz-transition: all 0.2s ease;
  -ms-transition: all 0.2s ease;
  transition: all 0.2s ease;
}
.header .nav .item ul li a:hover {
  background-color: #d41411;
}
@media (max-width: 1365px) {
  .header {
    padding: 10px 10px 0;
  }
  .header .logo {
    height: 30px;
  }
  .header .logo.pull-right {
    margin-left: 0;
  }
  .header .logo img {
    display: block;
    height: 100%;
  }
  .header .menu {
    display: block;
    width: 30px;
    height: 30px;
    margin-left: 10px;
    background: url("../images/menu.png") no-repeat 0 0/100%;
  }
  .header .nav {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    width: 80%;
    overflow-x: hidden;
    overflow-y: auto;
    margin: 0;
    background-color: rgba(0, 0, 0, 0.8);
    -webkit-transition: transform 0.2s ease;
    -moz-transition: transform 0.2s ease;
    -ms-transition: transform 0.2s ease;
    transition: transform 0.2s ease;
    -webkit-transform: translateX(-100%);
    -moz-transform: translateX(-100%);
    -ms-transform: translateX(-100%);
    transform: translateX(-100%);
  }
  .header .nav.active {
    -webkit-transform: translateX(0);
    -moz-transform: translateX(0);
    -ms-transform: translateX(0);
    transform: translateX(0);
  }
  .header .nav .item {
    float: none;
    margin: 0;
  }
  .header .nav .item ul {
    position: static;
  }
  .header .nav .item ul li a {
    padding-left: 40px;
    text-align: left;
  }
}
/* 底部 */
.footer {
  position: relative;
  padding: 50px 160px 70px 110px;
  background-color: #1a1a1a;
}
.footer::before {
  position: absolute;
  top: 95px;
  right: 0;
  left: 0;
  height: 3px;
  background-color: #4a4a4a;
  content: "";
}
.footer .item {
  float: left;
  margin: 0 100px 0 0;
}
.footer .item:last-child {
  margin-right: 0;
}
.footer .item dt {
  height: 22px;
  margin-bottom: 50px;
  font-size: 20px;
}
.footer .item dt a {
  color: #fff;
}
.footer .item dd {
  line-height: 38px;
  margin: 0;
  font-size: 16px;
  color: #b9b9b9;
}
.footer .item dd a {
  color: #b9b9b9;
}
.footer .item dd strong {
  font-size: 42px;
  color: #fff;
}
.footer .item dd img {
  display: block;
  width: 160px;
  margin-bottom: 10px;
}
.footer .item dd p {
  margin: 0;
  font-size: 16px;
  text-align: center;
}
@media (max-width: 1919px) {
  .footer {
    padding-right: 50px;
    padding-left: 50px;
  }
  .footer .item {
    margin-right: 50px;
  }
}
@media (max-width: 1439px) {
  .footer .item dt {
    font-size: 16px;
  }
  .footer .item dd {
    font-size: 14px;
  }
}
@media (max-width: 1365px) {
  .footer {
    padding: 20px 10px;
  }
  .footer::before {
    top: 42px;
  }
  .footer .item {
    width: 20%;
    margin: 0;
    text-align: center;
  }
  .footer .item:nth-child(6),
  .footer .item:nth-child(7) {
    width: 100%;
  }
  .footer .item:nth-child(6) dt,
  .footer .item:nth-child(7) dt {
    display: none;
  }
  .footer .item dt {
    margin-bottom: 10px;
    font-size: 14px;
  }
  .footer .item dd {
    line-height: 22px;
    font-size: 12px;
  }
  .footer .item dd strong {
    font-size: 20px;
  }
  .footer .item dd img {
    margin: 10px auto;
  }
}