a {
  text-decoration: none;
  cursor: pointer;
}
html,
body {
  font: 12px "PingFangSC-Light", "PingFang SC", Arial, "Microsoft YaHei", "\5FAE\8F6F\96C5\9ED1", SimSun;
  color: #222;
}
body,
ul,
li,
ol,
p,
dl,
dd,
h1,
h2,
h3,
h4,
h5,
h6,
img,
iframe,
form,
div {
  margin: 0;
  padding: 0;
  list-style-type: none;
  border: 0;
}
em,
b {
  font-style: normal;
}
input,
textarea {
  padding: 0;
  margin: 0;
  outline: none;
}
.clearfix:after {
  clear: both;
  content: " ";
  display: block;
  font-size: 0;
  height: 0;
  visibility: hidden;
}
.clearfix {
  zoom: 1;
}
input::-webkit-input-placeholder,
textarea::-webkit-input-placeholder {
  color: #aaa;
}
input:-moz-placeholder,
textarea:-moz-placeholder {
  color: #aaa;
}
input::-moz-placeholder,
textarea::-moz-placeholder {
  color: #aaa;
}
input:-ms-input-placeholder,
textarea:-ms-input-placeholder {
  color: #aaa;
}
.hide {
  display: none !important;
}
/*面包屑*/
.crumbs_nav {
  width: 1200px;
  margin: 0 auto;
  color: #333;
  padding: 15px 0;
}
.crumbs_nav a,
.crumbs_nav a:hover {
  color: #333;
  text-decoration: none;
}
.crumbs_nav a:hover {
  color: #ff661a;
}
.crumbs_nav b {
  padding: 0 6px;
}
.crumbs_nav .crumbs_nav_info {
  position: relative;
  cursor: default;
  display: inline-block;
}
.crumbs_nav .nav-title {
  display: inline-block;
  padding: 3px 12px;
  background: #fff;
  border-radius: 4px;
  color: #222;
}
.crumbs_nav .nav-title img {
  float: right;
}
/*面包屑 end*/
/*右侧导航*/
.backtop {
  position: fixed;
  right: 0px;
  top: 240px;
  z-index: 998;
  width: 68px;  
}

.backtop li {
  width: 68px;
  height: 68px;
  cursor: pointer;   
  background: #222222;   
  position: relative;
}
.backtop li::after{
  content: "";
  width: 24px;
  height: 1px;
  background: #333;
  display: inline-block;
  position: absolute;
  left: 22px;
  bottom: 0;
}

.backtop li:hover {
  background: #E61728;
}
.backtop li:hover::after {
  background: #222;
}

.backtop li a,
.backtop .backtop-icon01,
.backtop .backtop-icon03 {
  display: block;
  width: 68px;
  height: 22px;
  background-repeat: no-repeat;
  background-image: url("https://image.xfs.com/yc/img/backtop_518_2.png");
  padding-top: 40px;
  padding-bottom: 6px;
  text-align: center;
  color: #fff;
  text-decoration: none;
}

.backtop .backtop-icon01:hover .pop-backtop {
  display: block;
}
.backtop .backtop-icon01 {
  background-position: 4px 10px;
  position: relative;
  border-top-left-radius: 20px;
}
.backtop .backtop-icon01 .pop-backtop {
  display: none;
  width: 152px;
  height: 42px;
  border-radius: 4px;
  box-shadow: 0 0 8px 0 rgba(0, 0, 0, 0.16);
  background: #222;
  position: absolute;
  left: -156px;
  top: 0;
  padding: 18px 0 0;
}
.backtop .backtop-icon01 .pop-backtop_right {
  width: 4px;
  height: 68px;
  position: absolute;
  top: 0;
  right: 68px;
}
.backtop .backtop-icon01 .btn-orange {
  float: left;
  padding: 0 8px;
  box-sizing: border-box;
  height: 24px;
  line-height: 24px;
  border-radius: 4px;
  margin-left: 8px;
  width: auto;
  background-image: none;
  color: #fff;
  background: #E61728;
}
.backtop .backtop-icon01 .btn-orange:hover {
  color: #fff;
  background: #E61728;
}
.backtop .backtop-icon01 .btn-white {
  float: left;
  padding: 0 8px;
  box-sizing: border-box;
  height: 24px;
  line-height: 24px;
  border-radius: 4px;
  margin-left: 8px;
  width: auto;
  background-image: none;
  line-height: 22px;
  border: 1px solid #E61728;
  color: #E61728;
  background: #fff;
}
.backtop .backtop-icon02 .number {
  z-index: 999;
  font-size: 12px;
  color: #ffffff;
  position: absolute;
  background: #E61728;
  border-radius: 10px 10px 0 10px;
  width: 32px;
  height: 16px;
  text-align: center;
  line-height: 16px;
  top: -8px;
  left: -13px;
}
.backtop .backtop-icon02 a {
  background-position: -56px 10px;
  position: relative;
}
.backtop .backtop-icon03 {
  background-position: -116px 10px;
}
.backtop .backtop-icon04 a {
  background-position: -176px 10px;
}
.backtop .backtop-icon05 a {
  background-position: -236px 10px;
}
.backtop .backtop-icon06 a {
  background-position: -296px 10px;
}
.backtop .backtop-icon05.radius_bottom{
  border-bottom-left-radius: 20px;
}
.backtop .backtop-icon06{
  border-bottom-left-radius: 20px;
}
.backtop .backtop-icon01:hover {
  background-image: url("https://image.xfs.com/yc/img/backtop_518_2.png");
  background-position: 4px 10px;
}
.backtop .backtop-icon03:hover {
  background-image: url("https://image.xfs.com/yc/img/backtop_518_2.png");
  background-position: -116px 10px;
}