@charset "utf-8";
body,
div,
dl,
dt,
dd,
ul,
ol,
li,
h1,
h2,
h3,
h4,
h5,
h6,
pre,
form,
fieldset,
input,
textarea,
p,
blockquote,
table,
th,
td,
button {
  padding: 0;
  margin: 0;
}
fieldset,
img,
button {
  border: 0;
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}
ol,
ul {
  list-style: none;
}
caption,
th,
li,
dt,
dd,
p {
  text-align: left;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  font-size: 100%;
  text-align: left;
  font-weight: normal;
}
q:before,
q:after {
  content: "";
}
abbr,
acronym {
  border: 0;
}
a {
  text-decoration: none;
  outline: none;
}
a:hover {
  text-decoration: none;
}
a,
a:hover {
  transition: all 0.3s ease 0s;
}
button {
  cursor: pointer;
  outline: none;
  background-color: inherit;
  -webkit-tap-highlight-color: rgba(255, 255, 255, 0);
  -webkit-user-select: none;
}

input {
  outline: none;
}
em {
  font-style: normal;
}

body {
  font-family: PingFangSC, "Helvetica neue", Arial, Helvetica, Tahoma,
    "lantinghei sc", "Microsoft Yahei", simsun, sans-serif;
  font-size: 0.13rem;
  color: #636363;
  background: #fff;
}
.left {
  float: left;
  display: inline;
}
.right {
  float: right;
  display: inline;
}
.center {
  margin: 0 auto;
}
.clear:after {
  content: ".";
  height: 0;
  visibility: hidden;
  display: block;
  clear: both;
}
/* Hides from IE-mac \*/
* html .clear {
  height: 1%;
}
.clear {
  display: block;
}
/* End hide from IE-mac */

.clearfix:after,
.clearfix:before {
  display: table;
  content: "";
}
.clearfix:after {
  clear: both;
}
.clearfix {
  zoom: 1;
}

.center {
  margin: 0 auto;
}
.flex_cen_cen {
  display: flex;
  justify-content: center;
  align-items: center;
}

.flex_start_cen {
  display: flex;
  justify-content: flex-start;
  align-items: center;
}

.flex_end_cen {
  display: flex;
  justify-content: flex-end;
  align-items: center;
}

.flex_sb_cen {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.padding_100 {
  padding: 100px 0;
}
/*webkit内核*/
.scroll_bar_hidden::-webkit-scrollbar {
  width: 0px;
  height: 0px;
}

.scroll_bar_hidden::-webkit-scrollbar-button {
  background-color: rgba(0, 0, 0, 0);
}

.scroll_bar_hidden::-webkit-scrollbar-track {
  background-color: rgba(0, 0, 0, 0);
}

.scroll_bar_hidden::-webkit-scrollbar-track-piece {
  background-color: rgba(0, 0, 0, 0);
}

.scroll_bar_hidden::-webkit-scrollbar-thumb {
  background-color: rgba(0, 0, 0, 0);
}

.scroll_bar_hidden::-webkit-scrollbar-corner {
  background-color: rgba(0, 0, 0, 0);
}

.scroll_bar_hidden::-webkit-scrollbar-resizer {
  background-color: rgba(0, 0, 0, 0);
}

/*o内核*/
.scroll_bar_hidden .-o-scrollbar {
  -moz-appearance: none !important;
  background: rgba(0, 255, 0, 0) !important;
}

.scroll_bar_hidden::-o-scrollbar-button {
  background-color: rgba(0, 0, 0, 0);
}

.scroll_bar_hidden::-o-scrollbar-track {
  background-color: rgba(0, 0, 0, 0);
}

.scroll_bar_hidden::-o-scrollbar-track-piece {
  background-color: rgba(0, 0, 0, 0);
}

.scroll_bar_hidden::-o-scrollbar-thumb {
  background-color: rgba(0, 0, 0, 0);
}

.scroll_bar_hidden::-o-scrollbar-corner {
  background-color: rgba(0, 0, 0, 0);
}

.scroll_bar_hidden::-o-scrollbar-resizer {
  background-color: rgba(0, 0, 0, 0);
}
@media only screen and (max-width: 450px) {
  .padding_100 {
    padding: 50px 0;
  }
}