/*! normalize.css v3.0.3 | MIT License | github.com/necolas/normalize.css */

/**
 * 1. Set default font family to sans-serif.
 * 2. Prevent iOS and IE text size adjust after device orientation change,
 *    without disabling user zoom.
 */

html {
  font-family: sans-serif; /* 1 */
  -ms-text-size-adjust: 100%; /* 2 */
  -webkit-text-size-adjust: 100%; /* 2 */
}

/**
 * Remove default margin.
 */

body {
  margin: 0;
}

/* HTML5 display definitions
   ========================================================================== */

/**
 * Correct `block` display not defined for any HTML5 element in IE 8/9.
 * Correct `block` display not defined for `details` or `summary` in IE 10/11
 * and Firefox.
 * Correct `block` display not defined for `main` in IE 11.
 */

article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
main,
menu,
nav,
section,
summary {
  display: block;
}

/**
 * 1. Correct `inline-block` display not defined in IE 8/9.
 * 2. Normalize vertical alignment of `progress` in Chrome, Firefox, and Opera.
 */

audio,
canvas,
progress,
video {
  display: inline-block; /* 1 */
  vertical-align: baseline; /* 2 */
}

/**
 * Prevent modern browsers from displaying `audio` without controls.
 * Remove excess height in iOS 5 devices.
 */

audio:not([controls]) {
  display: none;
  height: 0;
}

/**
 * Address `[hidden]` styling not present in IE 8/9/10.
 * Hide the `template` element in IE 8/9/10/11, Safari, and Firefox < 22.
 */

[hidden],
template {
  display: none;
}

/* Links
   ========================================================================== */

/**
 * Remove the gray background color from active links in IE 10.
 */

a {
  background-color: transparent;
}

/**
 * Improve readability of focused elements when they are also in an
 * active/hover state.
 */

a:active,
a:hover {
  outline: 0;
}

/* Text-level semantics
   ========================================================================== */

/**
 * Address styling not present in IE 8/9/10/11, Safari, and Chrome.
 */

abbr[title] {
  border-bottom: 1px dotted;
}

/**
 * Address style set to `bolder` in Firefox 4+, Safari, and Chrome.
 */

b,
strong {
  font-weight: bold;
}

/**
 * Address styling not present in Safari and Chrome.
 */

dfn {
  font-style: italic;
}

/**
 * Address variable `h1` font-size and margin within `section` and `article`
 * contexts in Firefox 4+, Safari, and Chrome.
 */

h1 {
  font-size: 2em;
  margin: 0.67em 0;
}

/**
 * Address styling not present in IE 8/9.
 */

mark {
  background: #ff0;
  color: #000;
}

/**
 * Address inconsistent and variable font size in all browsers.
 */

small {
  font-size: 80%;
}

/**
 * Prevent `sub` and `sup` affecting `line-height` in all browsers.
 */

sub,
sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline;
}

sup {
  top: -0.5em;
}

sub {
  bottom: -0.25em;
}

/* Embedded content
   ========================================================================== */

/**
 * Remove border when inside `a` element in IE 8/9/10.
 */

img {
  border: 0;
}

/**
 * Correct overflow not hidden in IE 9/10/11.
 */

svg:not(:root) {
  overflow: hidden;
}

/* Grouping content
   ========================================================================== */

/**
 * Address margin not present in IE 8/9 and Safari.
 */

figure {
  margin: 1em 40px;
}

/**
 * Address differences between Firefox and other browsers.
 */

hr {
  box-sizing: content-box;
  height: 0;
}

/**
 * Contain overflow in all browsers.
 */

pre {
  overflow: auto;
}

/**
 * Address odd `em`-unit font size rendering in all browsers.
 */

code,
kbd,
pre,
samp {
  font-family: monospace, monospace;
  font-size: 1em;
}

/* Forms
   ========================================================================== */

/**
 * Known limitation: by default, Chrome and Safari on OS X allow very limited
 * styling of `select`, unless a `border` property is set.
 */

/**
 * 1. Correct color not being inherited.
 *    Known issue: affects color of disabled elements.
 * 2. Correct font properties not being inherited.
 * 3. Address margins set differently in Firefox 4+, Safari, and Chrome.
 */

button,
input,
optgroup,
select,
textarea {
  color: inherit; /* 1 */
  font: inherit; /* 2 */
  margin: 0; /* 3 */
}

/**
 * Address `overflow` set to `hidden` in IE 8/9/10/11.
 */

button {
  overflow: visible;
}

/**
 * Address inconsistent `text-transform` inheritance for `button` and `select`.
 * All other form control elements do not inherit `text-transform` values.
 * Correct `button` style inheritance in Firefox, IE 8/9/10/11, and Opera.
 * Correct `select` style inheritance in Firefox.
 */

button,
select {
  text-transform: none;
}

/**
 * 1. Avoid the WebKit bug in Android 4.0.* where (2) destroys native `audio`
 *    and `video` controls.
 * 2. Correct inability to style clickable `input` types in iOS.
 * 3. Improve usability and consistency of cursor style between image-type
 *    `input` and others.
 */

button,
html input[type="button"], /* 1 */
input[type="reset"],
input[type="submit"] {
  -webkit-appearance: button; /* 2 */
  cursor: pointer; /* 3 */
}

/**
 * Re-set default cursor for disabled elements.
 */

button[disabled],
html input[disabled] {
  cursor: default;
}

/**
 * Remove inner padding and border in Firefox 4+.
 */

button::-moz-focus-inner,
input::-moz-focus-inner {
  border: 0;
  padding: 0;
}

/**
 * Address Firefox 4+ setting `line-height` on `input` using `!important` in
 * the UA stylesheet.
 */

input {
  line-height: normal;
}

/**
 * It's recommended that you don't attempt to style these elements.
 * Firefox's implementation doesn't respect box-sizing, padding, or width.
 *
 * 1. Address box sizing set to `content-box` in IE 8/9/10.
 * 2. Remove excess padding in IE 8/9/10.
 */

input[type="checkbox"],
input[type="radio"] {
  box-sizing: border-box; /* 1 */
  padding: 0; /* 2 */
}

/**
 * Fix the cursor style for Chrome's increment/decrement buttons. For certain
 * `font-size` values of the `input`, it causes the cursor style of the
 * decrement button to change from `default` to `text`.
 */

input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
  height: auto;
}

/**
 * 1. Address `appearance` set to `searchfield` in Safari and Chrome.
 * 2. Address `box-sizing` set to `border-box` in Safari and Chrome.
 */

input[type="search"] {
  -webkit-appearance: textfield; /* 1 */
  box-sizing: content-box; /* 2 */
}

/**
 * Remove inner padding and search cancel button in Safari and Chrome on OS X.
 * Safari (but not Chrome) clips the cancel button when the search input has
 * padding (and `textfield` appearance).
 */

input[type="search"]::-webkit-search-cancel-button,
input[type="search"]::-webkit-search-decoration {
  -webkit-appearance: none;
}

/**
 * Define consistent border, margin, and padding.
 */

fieldset {
  border: 1px solid #c0c0c0;
  margin: 0 2px;
  padding: 0.35em 0.625em 0.75em;
}

/**
 * 1. Correct `color` not being inherited in IE 8/9/10/11.
 * 2. Remove padding so people aren't caught out if they zero out fieldsets.
 */

legend {
  border: 0; /* 1 */
  padding: 0; /* 2 */
}

/**
 * Remove default vertical scrollbar in IE 8/9/10/11.
 */

textarea {
  overflow: auto;
}

/**
 * Don't inherit the `font-weight` (applied by a rule above).
 * NOTE: the default cannot safely be changed in Chrome and Safari on OS X.
 */

optgroup {
  font-weight: bold;
}

/* Tables
   ========================================================================== */

/**
 * Remove most spacing between table cells.
 */

table {
  border-collapse: collapse;
  border-spacing: 0;
}

td,
th {
  padding: 0;
}

body {
  font-family: PingFang SC, Microsoft YaHei, '微软雅黑', '宋体', '黑体', Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  min-width: 1200px;
}
input,
button,
select,
textarea {
  outline: none;
}
textarea {
  resize: none;
}
.cus-form .form-must {
  position: absolute;
  color: #EB6464;
  left: -14px;
  top: 0;
  font-size: 14px;
  line-height: 14px;
}
.cus-form .contact-row {
  width: 100%;
  margin: 0 auto;
  margin-bottom: 20px;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  display: block;
  zoom: 1;
}
.cus-form .contact-row:after {
  content: " ";
  display: block;
  font-size: 0;
  height: 0;
  clear: both;
  visibility: hidden;
}
.cus-form .contact-row .contact-input {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  background: #F9F9F9;
  border: 1px solid #EEEEEE;
  width: 100%;
  display: inline-block;
  padding: 12px 20px;
  border-radius: 4px;
  position: relative;
  height: 44px;
}
.cus-form .contact-row .contact-input-right {
  float: right;
}
.cus-form .contact-row input {
  display: block;
  width: 100%;
  font-size: 16px;
  height: 20px;
  line-height: 20px;
  border: 0;
  padding: 0;
  background: #F9F9F9;
}
.cus-form .contact-row input:-webkit-autofill {
  -webkit-box-shadow: 0 0 0px 1000px #F9F9F9 inset !important;
}
.cus-form .contact-row input::-webkit-input-placeholder {
  color: #999AAA;
}
.cus-form .contact-row input:-ms-input-placeholder {
  color: #999AAA;
}
.cus-form .contact-row input::-ms-input-placeholder {
  color: #999AAA;
}
.cus-form .contact-row input::placeholder {
  color: #999AAA;
}
.cus-form .contact-row .contact-textarea {
  padding: 12px 20px;
  height: 64px;
  background: #F9F9F9;
  border: 1px solid #EEEEEE;
  border-radius: 2px;
  position: relative;
}
.cus-form .contact-row textarea {
  font-size: 16px;
  height: 100%;
  background: #F9F9F9;
  border: 0;
  width: 100%;
}
.cus-form .contact-row textarea::-webkit-input-placeholder {
  color: #999AAA;
}
.cus-form .contact-row textarea:-ms-input-placeholder {
  color: #999AAA;
}
.cus-form .contact-row textarea::-ms-input-placeholder {
  color: #999AAA;
}
.cus-form .contact-row textarea::placeholder {
  color: #999AAA;
}
.cus-form .contact-row .contact-error {
  border: 1px solid #FF4B43;
  position: relative;
}
.cus-form .contact-row .contact-error .contact-error-tips {
  position: absolute;
  margin: 0;
  bottom: -20px;
  color: #FF4B43;
  font-size: 12px;
}
.cus-form .contact-captcha .contact-input {
  width: 189px;
  margin-right: 10px;
}
.cus-form .contact-captcha img {
  vertical-align: top;
  width: 90px;
  height: 42px;
  border: 1px solid #EEEEEE;
  border-radius: 2px;
  margin-right: 10px;
}
.cus-form .contact-captcha a {
  color: #5FA3FA;
  font-size: 12px;
  line-height: 42px;
  vertical-align: top;
  text-decoration: none;
}
.cus-form .contact-row-two .contact-input {
  width: 47%;
}
.cus-form .cus-sub {
  width: 140px;
  height: 44px;
  background: #000;
  border-radius: 2px;
  display: block;
  line-height: 44px;
  color: #FFFFFF;
  text-align: center;
  margin: 0 auto;
  margin-top: 32px;
  text-decoration: none;
}
.cus-form .cus-sub.loading {
  background: #CCCCCC;
}
.cus-form .cus-sub:hover {
  background: #33353A;
}
.show-contact-modal {
  cursor: pointer;
}
.container {
  margin-top: 68px;
}
.context-box {
  width: 1200px;
  margin: 0 auto;
}
.white-part {
  padding-bottom: 100px;
}
.light-part {
  background: #F5F9FC;
  padding-bottom: 100px;
}
.baseButton {
  display: inline-block;
  text-decoration: none;
  border-radius: 4px;
  height: 44px;
  line-height: 44px;
  padding: 0 43px;
  font-weight: 600;
  font-size: 14px;
}
.button-primary {
  display: inline-block;
  text-decoration: none;
  border-radius: 4px;
  height: 44px;
  line-height: 44px;
  padding: 0 43px;
  font-weight: 600;
  font-size: 14px;
  background: #3370FF;
  color: #FFFFFF;
}
.button-primary:hover {
  background: #1752DC;
  color: #E1EAFF;
}
.button-transparent {
  display: inline-block;
  text-decoration: none;
  border-radius: 4px;
  height: 44px;
  line-height: 44px;
  padding: 0 43px;
  font-weight: 600;
  font-size: 14px;
  border: 1px solid #FFFFFF;
  color: #FFFFFF;
}
.button-transparent:hover {
  background: #FFFFFF;
  color: #191919;
}
.display-none {
  display: none !important;
}
.clearfix {
  display: block;
  zoom: 1;
}
.clearfix:after {
  content: " ";
  display: block;
  font-size: 0;
  height: 0;
  clear: both;
  visibility: hidden;
}
.modal-mask {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  bottom: 0;
  height: 100%;
  z-index: 1000;
  background-color: #282828 !important;
  opacity: 0.8;
  filter: progid:DXImageTransform.Microsoft.Alpha(opacity=80);
}
.modal-wrap {
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  position: fixed;
  overflow: auto;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1000;
  outline: 0;
}
.modal-content {
  position: absolute;
  width: 945px;
  margin: auto;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
}
.modal-alert {
  width: 500px;
  background: #fff;
  border-radius: 10px;
  padding: 30px;
  height: 203px;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}
.modal-alert .alert-close {
  position: absolute;
  right: 12px;
  top: 12px;
}
.modal-alert .alert-close img {
  width: 16px;
  height: 16px;
}
.modal-alert img.top-img {
  width: 120px;
  height: 57px;
  display: block;
  margin: 0 auto;
}
.modal-alert h1 {
  font-size: 22px;
  line-height: 30px;
  margin: 20px 0;
  text-align: center;
  color: #212457;
}
.modal-alert p {
  font-size: 16px;
  line-height: 22px;
  color: #4D5079;
  text-align: center;
}
@media screen and (max-width: 600px) {
  .modal-alert {
    width: 80%;
    height: 240px;
  }
}
.fail-bottom {
  position: absolute;
  width: 100%;
  left: 0;
  bottom: 0;
  height: 36px;
  background: #FFECEB;
  line-height: 36px;
  font-size: 12px;
  text-align: center;
  display: none;
}
.fail-bottom a {
  color: #383F43;
  font-weight: bolder;
}
.fail-bottom a#errorMsg {
  font-weight: normal;
}
.fail-bottom img {
  width: 16px;
  height: 16px;
  vertical-align: middle;
  margin-right: 6px;
}
@-webkit-keyframes ringOpacity {
  from {
    opacity: 0.2;
  }
  to {
    opacity: 1;
  }
}
@keyframes ringOpacity {
  from {
    opacity: 0.2;
  }
  to {
    opacity: 1;
  }
}
.header {
  height: 68px;
  background: #000;
  z-index: 10;
  width: 100%;
  position: fixed;
  top: 0;
  min-width: 960px;
}
.header .header-box {
  padding: 0 48px;
}
.header .line {
  display: block;
  float: left;
  width: 1px;
  height: 32px;
  margin-top: 16px;
  background: #FFFFFF;
}
.header .logo {
  width: 100px;
  display: block;
  float: left;
  margin-top: 22px;
}
.header .logo img {
  width: 100%;
}
.header ul {
  margin: 0;
  padding: 0;
  margin-left: 50px;
  list-style: none;
  float: left;
  height: 100%;
}
.header ul li {
  float: left;
  height: 100%;
  position: relative;
}
.header ul li .nav-item {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  display: block;
  height: 68px;
  line-height: 68px;
  color: #fff;
  text-decoration: none;
  font-size: 16px;
  padding: 0;
  margin: 0 40px;
  cursor: pointer;
  position: relative;
}
.header ul li .nav-item:after {
  content: '';
  position: absolute;
  width: 0%;
  left: 50%;
  -webkit-transition: 0.3s all;
  -o-transition: 0.3s all;
  transition: 0.3s all;
  -webkit-transform: translateX(-50%);
      -ms-transform: translateX(-50%);
          transform: translateX(-50%);
  background: #3370FF;
  bottom: 0;
  height: 3px;
}
.header ul li:hover .nav-item:after,
.header ul li.active .nav-item:after {
  width: 100%;
}
.header ul li .sub-nav {
  position: absolute;
  height: 0;
  left: -62px;
  overflow: hidden;
  -webkit-transition: all 0.3s;
  -o-transition: all 0.3s;
  transition: all 0.3s;
  background: rgba(255, 255, 255, 0.9);
  color: #fff;
}
.header ul li .sub-nav .sub-nav-box {
  padding: 25px 80px 25px 62px;
}
.header ul li .sub-nav .sub-nav-item {
  white-space: nowrap;
  padding: 0 25px;
  margin-bottom: 26px;
}
.header ul li .sub-nav .sub-nav-item a {
  text-decoration: none;
  font-size: 14px;
  color: #191919;
  line-height: 20px;
  position: relative;
}
.header ul li .sub-nav .sub-nav-item a img {
  -webkit-transition: all 0.3s;
  -o-transition: all 0.3s;
  transition: all 0.3s;
  opacity: 0;
  position: absolute;
  width: 16px;
  height: 16px;
  left: -35px;
  top: 2px;
}
.header ul li .sub-nav .sub-nav-item a:hover,
.header ul li .sub-nav .sub-nav-item a.sub-active {
  font-weight: 600;
}
.header ul li .sub-nav .sub-nav-item a:hover img,
.header ul li .sub-nav .sub-nav-item a.sub-active img {
  left: -25px;
  opacity: 1;
}
.header ul li .sub-nav .sub-nav-item:last-child {
  margin-bottom: 0;
}
.header .header-right {
  float: right;
}
.header a.console {
  display: block;
  float: left;
  width: 96px;
  height: 32px;
  border-radius: 2px;
  background: #232635;
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  color: #FFFFFF;
  line-height: 32px;
  text-align: center;
  margin-top: 18px;
  margin-right: 30px;
}
.header a.console:hover {
  background: #fff;
  color: #282830;
}
.header a.console-hide {
  display: none;
}
.header .chenge-language {
  padding: 22px 0;
  float: left;
}
.header .chenge-language a {
  font-size: 14px;
  line-height: 16px;
  position: relative;
  line-height: 20px;
  padding-left: 30px;
  color: #fff;
  text-decoration: none;
  opacity: 1;
  -webkit-transition: none;
  -o-transition: none;
  transition: none;
  height: 20px;
  display: block;
}
.header .chenge-language a span {
  display: block;
  position: absolute;
  width: 20px;
  height: 20px;
  left: 0;
  top: 0;
}
.header .chenge-language a span img {
  width: 20px;
}
.header .chenge-language a span.earth-blue {
  display: none;
}
.header .chenge-language a:hover {
  color: #4C81FF;
}
.header .chenge-language a:hover .earth-white {
  display: none;
}
.header .chenge-language a:hover .earth-blue {
  display: block;
}
.footer {
  background: #000412;
  position: relative;
  min-width: 1200px;
}
.footer .footer-main {
  width: 1200px;
  margin: 0 auto;
  height: 352px;
}
.footer .footer-left {
  float: left;
  padding-top: 80px;
}
.footer .footer-left img {
  height: 24px;
  width: 100px;
  margin-bottom: 44px;
}
.footer .footer-left ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.footer .footer-left ul li {
  font-size: 14px;
  color: #E8E9EB;
  line-height: 20px;
  margin-bottom: 16px;
}
.footer .footer-left ul li a {
  color: #fff;
  text-decoration: none;
}
.footer .footer-right {
  float: right;
}
.footer .footer-right .email {
  font-size: 32px;
  color: #E8E9EB;
  line-height: 60px;
  margin-bottom: 6px;
  margin-top: 124px;
}
.footer .footer-right span {
  font-size: 14px;
  color: #E8E9EB;
  line-height: 20px;
}
.footer .copy {
  margin: 0 auto;
  background: #101422;
  height: 130px;
  padding-top: 30px;
  text-align: center;
  border-top: 1px solid rgba(151, 151, 151, 0.5);
}
.footer .copy p,
.footer .copy a {
  font-weight: 300;
  font-size: 14px;
  color: #E8E9EB;
  line-height: 20px;
  text-decoration: none;
}
.footer .record img {
  width: 16px;
  vertical-align: middle;
}
.footer .record span {
  vertical-align: middle;
}
.client-and-cloud {
  display: block;
  zoom: 1;
  position: relative;
}
.client-and-cloud:after {
  content: " ";
  display: block;
  font-size: 0;
  height: 0;
  clear: both;
  visibility: hidden;
}
.client-and-cloud .show-part {
  width: 275px;
  height: 320px;
  float: left;
  background: #fff;
  border-radius: 12px;
  position: relative;
}
.client-and-cloud .show-part .panel {
  display: none;
  padding: 24px;
  height: 100%;
  width: 100%;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  position: absolute;
  background: #fff;
}
.client-and-cloud .show-part .panel .text {
  display: block;
  font-size: 13px;
  color: #4E5866;
  line-height: 24px;
  margin-bottom: 20px;
}
.client-and-cloud .show-part .panel .support-icon {
  margin-bottom: 15px;
  display: block;
  zoom: 1;
}
.client-and-cloud .show-part .panel .support-icon:after {
  content: " ";
  display: block;
  font-size: 0;
  height: 0;
  clear: both;
  visibility: hidden;
}
.client-and-cloud .show-part .panel .support-icon img {
  display: block;
  float: left;
  width: 20px;
  height: 20px;
  margin-right: 10px;
}
.client-and-cloud .show-part .panel .advantage {
  line-height: 18px;
  margin-bottom: 13px;
  position: relative;
  margin-left: 27px;
}
.client-and-cloud .show-part .panel .advantage svg {
  position: absolute;
  width: 16px;
  height: 16px;
  vertical-align: middle;
  color: #34BE5B;
  left: -27px;
  top: 1px;
}
.client-and-cloud .show-part .panel .advantage span {
  font-size: 12px;
  color: #3F4247;
  line-height: 18px;
}
.client-and-cloud .show-part .active {
  display: block;
  z-index: 1;
}
.client-and-cloud .select-part {
  float: left;
}
.client-and-cloud .select-part .select-item {
  position: relative;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  width: 138px;
  height: 40px;
  font-size: 0;
  line-height: 40px;
  background: rgba(199, 216, 255, 0.46);
  border-radius: 8px;
  color: #33353A;
  margin-bottom: 16px;
  cursor: pointer;
  padding-left: 14px;
}
.client-and-cloud .select-part .select-item:last-child {
  margin-bottom: 0;
}
.client-and-cloud .select-part .icon {
  width: 20px;
  height: 20px;
  display: inline-block;
  vertical-align: middle;
  background-size: 40px 20px;
  background-repeat: no-repeat;
  margin-right: 11px;
}
.client-and-cloud .select-part span {
  font-size: 14px;
  vertical-align: middle;
}
.client-and-cloud .select-part .active {
  background: #3370FF;
  color: #fff;
}
.client-and-cloud .select-part .active .icon {
  background-position: 100% 0;
}
.client-and-cloud .select-part .active .triangle {
  display: block !important;
}
.client-and-cloud .client {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  width: 486px;
  float: left;
  background: #E9F0FF;
  border-radius: 12px;
  padding: 24px;
}
.client-and-cloud .client .advantage-list {
  padding-top: 23px;
  border-top: 1px solid rgba(183, 186, 190, 0.5);
}
.client-and-cloud .client .triangle {
  width: 0;
  height: 0;
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-bottom: 8px solid white;
  /* 三角形的颜色 */
  -webkit-transform: rotate(90deg);
      -ms-transform: rotate(90deg);
          transform: rotate(90deg);
  /* 旋转90度 */
  position: absolute;
  left: -18px;
  top: 16px;
  display: none;
}
.client-and-cloud .client .select-part {
  float: left;
  margin-top: 56px;
  margin-left: 12px;
}
.client-and-cloud .cloud {
  float: right;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  width: 490px;
  background: #E9F0FF;
  border-radius: 12px;
  padding: 24px 24px 24px 38px;
}
.client-and-cloud .cloud .select-part {
  margin-right: 12px;
}
.client-and-cloud .cloud .select-item {
  width: 179px;
}
.client-and-cloud .cloud .show-part {
  width: 235px;
}
.client-and-cloud .cloud .triangle {
  width: 0;
  height: 0;
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-bottom: 8px solid white;
  /* 三角形的颜色 */
  -webkit-transform: rotate(-90deg);
      -ms-transform: rotate(-90deg);
          transform: rotate(-90deg);
  /* 旋转90度 */
  position: absolute;
  right: -18px;
  top: 16px;
  display: none;
}
.client-and-cloud .cc-center {
  position: absolute;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: #fff;
  left: 50%;
  top: 50%;
  -webkit-transform: translate(-50%, -50%);
      -ms-transform: translate(-50%, -50%);
          transform: translate(-50%, -50%);
  padding-top: 65px;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}
.client-and-cloud .cc-center .bg {
  position: absolute;
  left: 15px;
  top: 15px;
  width: 250px;
  height: 250px;
  -webkit-animation: rotate 3s linear infinite;
          animation: rotate 3s linear infinite;
}
.client-and-cloud .cc-center .img {
  display: block;
  width: 150px;
  height: 150px;
  margin: 0 auto;
}
@-webkit-keyframes rotate {
  0% {
    -webkit-transform: rotate(0deg);
            transform: rotate(0deg);
  }
  100% {
    -webkit-transform: rotate(360deg);
            transform: rotate(360deg);
  }
}
@keyframes rotate {
  0% {
    -webkit-transform: rotate(0deg);
            transform: rotate(0deg);
  }
  100% {
    -webkit-transform: rotate(360deg);
            transform: rotate(360deg);
  }
}
.firewall {
  display: block;
  zoom: 1;
}
.firewall:after {
  content: " ";
  display: block;
  font-size: 0;
  height: 0;
  clear: both;
  visibility: hidden;
}
.firewall .firewall-item {
  float: left;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  width: 326px;
  height: 380px;
  margin-right: 24px;
  background: #FFFFFF;
  border-radius: 7px;
  padding: 40px 32px;
  -webkit-transition: all 0.5s;
  -o-transition: all 0.5s;
  transition: all 0.5s;
  cursor: pointer;
  position: relative;
}
.firewall .firewall-item:last-child {
  margin-right: 0;
}
.firewall .firewall-item .title {
  font-weight: 500;
  font-size: 20px;
  color: #131415;
  line-height: 30px;
}
.firewall .firewall-item .content {
  position: absolute;
  display: none;
  font-size: 14px;
  color: #FFFFFF;
  line-height: 24px;
  margin-top: 12px;
  left: 32px;
  top: 82px;
  width: 433px;
}
.firewall .firewall-item .advantage-box {
  position: absolute;
  top: 132px;
  left: 32px;
  -webkit-transition: all 0.5s;
  -o-transition: all 0.5s;
  transition: all 0.5s;
}
.firewall .firewall-item .advantage-box .advantage {
  font-size: 14px;
  color: #4E5866;
  line-height: 20px;
  margin-bottom: 17px;
}
.firewall .firewall-item .advantage-box .advantage svg {
  width: 12px;
  vertical-align: middle;
  margin-right: 13px;
}
.firewall .firewall-item .advantage-box .advantage span {
  vertical-align: middle;
}
.firewall .firewall-item .bg {
  position: absolute;
  width: 350px;
  height: 200px;
  bottom: 0;
  right: 0;
}
.firewall .firewall-item .bg img {
  width: 100%;
  height: 100%;
  position: absolute;
  display: block;
}
.firewall .firewall-item .bg .black {
  display: none;
}
.firewall .firewall-item.active {
  width: 500px;
  background: -webkit-gradient(linear, right top, left top, from(#2C3242), to(#3E4757));
  background: -webkit-linear-gradient(right, #2C3242 0%, #3E4757 100%);
  background: -o-linear-gradient(right, #2C3242 0%, #3E4757 100%);
  background: linear-gradient(270deg, #2C3242 0%, #3E4757 100%);
}
.firewall .firewall-item.active .title {
  color: #fff;
}
.firewall .firewall-item.active .content {
  display: block;
}
.firewall .firewall-item.active .advantage-box {
  top: 162px;
}
.firewall .firewall-item.active .advantage {
  color: #fff;
}
.firewall .firewall-item.active .bg .white {
  display: none;
}
.firewall .firewall-item.active .bg .black {
  display: block;
}
.scheme .scheme-list {
  font-size: 0;
  text-align: center;
  display: block;
  zoom: 1;
}
.scheme .scheme-list:after {
  content: " ";
  display: block;
  font-size: 0;
  height: 0;
  clear: both;
  visibility: hidden;
}
.scheme .scheme-list .scheme-item {
  display: inline-block;
  font-size: 20px;
  color: #131415;
  line-height: 36px;
  padding: 20px 17px;
  cursor: pointer;
  margin: 0 27px;
}
.scheme .scheme-list .scheme-item.active {
  color: #3370FF;
  border-bottom: 3px solid #3370FF;
}
.scheme .scheme-content {
  background: #F5F9FC;
  border-radius: 8px;
  overflow: hidden;
  height: 600px;
}
.scheme .scheme-content .scheme-content-item {
  display: block;
  zoom: 1;
  display: none;
  padding: 40px 180px;
}
.scheme .scheme-content .scheme-content-item:after {
  content: " ";
  display: block;
  font-size: 0;
  height: 0;
  clear: both;
  visibility: hidden;
}
.scheme .scheme-content .scheme-content-item.active {
  display: block;
}
.scheme .scheme-content .scheme-content-item .sci-left {
  width: 560px;
  float: left;
}
.scheme .scheme-content .scheme-content-item .sci-left .icon {
  margin-top: 20;
  width: 100px;
  height: 100px;
}
.scheme .scheme-content .scheme-content-item .sci-left .title {
  font-weight: 600;
  font-size: 28px;
  color: #191919;
  line-height: 40px;
  margin-top: 6px;
}
.scheme .scheme-content .scheme-content-item .sci-left .advantage-list {
  display: block;
  zoom: 1;
  margin-top: 16px;
  margin-bottom: 14px;
}
.scheme .scheme-content .scheme-content-item .sci-left .advantage-list:after {
  content: " ";
  display: block;
  font-size: 0;
  height: 0;
  clear: both;
  visibility: hidden;
}
.scheme .scheme-content .scheme-content-item .sci-left .advantage {
  display: block;
  float: left;
  padding: 0 12px;
  height: 30px;
  line-height: 30px;
  border-radius: 4px;
  border: 1px solid #7F8995;
  font-size: 12px;
  color: #4E5866;
  margin-right: 12px;
  margin-bottom: 10px;
}
.scheme .scheme-content .scheme-content-item .sci-left .scheme-introduction {
  font-size: 16px;
  color: #4E5866;
  line-height: 32px;
}
.scheme .scheme-content .scheme-content-item .sci-right {
  float: right;
  width: 230px;
}
.scheme .scheme-content .scheme-content-item .sci-right .video-list {
  padding-bottom: 15px;
}
.scheme .scheme-content .scheme-content-item .sci-right .demo-video video {
  width: 100%;
}
.scheme .swiper-container-horizontal .swiper-pagination-bullets {
  bottom: 0;
}
.scheme .swiper-container-horizontal .swiper-pagination-bullet {
  width: 25px;
  height: 7px;
  border-radius: 4px;
}
.pass-rate-box {
  display: block;
  zoom: 1;
}
.pass-rate-box:after {
  content: " ";
  display: block;
  font-size: 0;
  height: 0;
  clear: both;
  visibility: hidden;
}
.pass-rate-box .pass-rate {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  width: 388px;
  height: 316px;
  background: #FFFFFF;
  float: left;
  margin-right: 18px;
  padding: 24px 32px;
}
.pass-rate-box .pass-rate:last-child {
  margin-right: 0;
}
.pass-rate-box .pass-rate:hover {
  -webkit-box-shadow: 0px 2px 15px 0px #DFE5F5;
          box-shadow: 0px 2px 15px 0px #DFE5F5;
}
.pass-rate-box .pass-rate img {
  width: 170px;
  height: 120px;
  display: block;
  margin: 0 auto;
  margin-bottom: 14px;
}
.pass-rate-box .pass-rate .title {
  font-weight: 500;
  font-size: 20px;
  color: #131415;
  line-height: 30px;
  text-align: center;
  margin-bottom: 16px;
}
.pass-rate-box .pass-rate .pass-content {
  font-weight: 400;
  font-size: 14px;
  color: #4E5866;
  line-height: 24px;
}

body {
  font-family: PingFang SC, Microsoft YaHei, '微软雅黑', '宋体', '黑体', Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  min-width: 1200px;
}
input,
button,
select,
textarea {
  outline: none;
}
textarea {
  resize: none;
}
.cus-form .form-must {
  position: absolute;
  color: #EB6464;
  left: -14px;
  top: 0;
  font-size: 14px;
  line-height: 14px;
}
.cus-form .contact-row {
  width: 100%;
  margin: 0 auto;
  margin-bottom: 20px;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  display: block;
  zoom: 1;
}
.cus-form .contact-row:after {
  content: " ";
  display: block;
  font-size: 0;
  height: 0;
  clear: both;
  visibility: hidden;
}
.cus-form .contact-row .contact-input {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  background: #F9F9F9;
  border: 1px solid #EEEEEE;
  width: 100%;
  display: inline-block;
  padding: 12px 20px;
  border-radius: 4px;
  position: relative;
  height: 44px;
}
.cus-form .contact-row .contact-input-right {
  float: right;
}
.cus-form .contact-row input {
  display: block;
  width: 100%;
  font-size: 16px;
  height: 20px;
  line-height: 20px;
  border: 0;
  padding: 0;
  background: #F9F9F9;
}
.cus-form .contact-row input:-webkit-autofill {
  -webkit-box-shadow: 0 0 0px 1000px #F9F9F9 inset !important;
}
.cus-form .contact-row input::-webkit-input-placeholder {
  color: #999AAA;
}
.cus-form .contact-row input:-ms-input-placeholder {
  color: #999AAA;
}
.cus-form .contact-row input::-ms-input-placeholder {
  color: #999AAA;
}
.cus-form .contact-row input::placeholder {
  color: #999AAA;
}
.cus-form .contact-row .contact-textarea {
  padding: 12px 20px;
  height: 64px;
  background: #F9F9F9;
  border: 1px solid #EEEEEE;
  border-radius: 2px;
  position: relative;
}
.cus-form .contact-row textarea {
  font-size: 16px;
  height: 100%;
  background: #F9F9F9;
  border: 0;
  width: 100%;
}
.cus-form .contact-row textarea::-webkit-input-placeholder {
  color: #999AAA;
}
.cus-form .contact-row textarea:-ms-input-placeholder {
  color: #999AAA;
}
.cus-form .contact-row textarea::-ms-input-placeholder {
  color: #999AAA;
}
.cus-form .contact-row textarea::placeholder {
  color: #999AAA;
}
.cus-form .contact-row .contact-error {
  border: 1px solid #FF4B43;
  position: relative;
}
.cus-form .contact-row .contact-error .contact-error-tips {
  position: absolute;
  margin: 0;
  bottom: -20px;
  color: #FF4B43;
  font-size: 12px;
}
.cus-form .contact-captcha .contact-input {
  width: 189px;
  margin-right: 10px;
}
.cus-form .contact-captcha img {
  vertical-align: top;
  width: 90px;
  height: 42px;
  border: 1px solid #EEEEEE;
  border-radius: 2px;
  margin-right: 10px;
}
.cus-form .contact-captcha a {
  color: #5FA3FA;
  font-size: 12px;
  line-height: 42px;
  vertical-align: top;
  text-decoration: none;
}
.cus-form .contact-row-two .contact-input {
  width: 47%;
}
.cus-form .cus-sub {
  width: 140px;
  height: 44px;
  background: #000;
  border-radius: 2px;
  display: block;
  line-height: 44px;
  color: #FFFFFF;
  text-align: center;
  margin: 0 auto;
  margin-top: 32px;
  text-decoration: none;
}
.cus-form .cus-sub.loading {
  background: #CCCCCC;
}
.cus-form .cus-sub:hover {
  background: #33353A;
}
.show-contact-modal {
  cursor: pointer;
}
.container {
  margin-top: 68px;
}
.context-box {
  width: 1200px;
  margin: 0 auto;
}
.white-part {
  padding-bottom: 100px;
}
.light-part {
  background: #F5F9FC;
  padding-bottom: 100px;
}
.baseButton {
  display: inline-block;
  text-decoration: none;
  border-radius: 4px;
  height: 44px;
  line-height: 44px;
  padding: 0 43px;
  font-weight: 600;
  font-size: 14px;
}
.button-primary {
  display: inline-block;
  text-decoration: none;
  border-radius: 4px;
  height: 44px;
  line-height: 44px;
  padding: 0 43px;
  font-weight: 600;
  font-size: 14px;
  background: #3370FF;
  color: #FFFFFF;
}
.button-primary:hover {
  background: #1752DC;
  color: #E1EAFF;
}
.button-transparent {
  display: inline-block;
  text-decoration: none;
  border-radius: 4px;
  height: 44px;
  line-height: 44px;
  padding: 0 43px;
  font-weight: 600;
  font-size: 14px;
  border: 1px solid #FFFFFF;
  color: #FFFFFF;
}
.button-transparent:hover {
  background: #FFFFFF;
  color: #191919;
}
.display-none {
  display: none !important;
}
.clearfix {
  display: block;
  zoom: 1;
}
.clearfix:after {
  content: " ";
  display: block;
  font-size: 0;
  height: 0;
  clear: both;
  visibility: hidden;
}
.modal-mask {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  bottom: 0;
  height: 100%;
  z-index: 1000;
  background-color: #282828 !important;
  opacity: 0.8;
  filter: progid:DXImageTransform.Microsoft.Alpha(opacity=80);
}
.modal-wrap {
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  position: fixed;
  overflow: auto;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1000;
  outline: 0;
}
.modal-content {
  position: absolute;
  width: 945px;
  margin: auto;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
}
.modal-alert {
  width: 500px;
  background: #fff;
  border-radius: 10px;
  padding: 30px;
  height: 203px;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}
.modal-alert .alert-close {
  position: absolute;
  right: 12px;
  top: 12px;
}
.modal-alert .alert-close img {
  width: 16px;
  height: 16px;
}
.modal-alert img.top-img {
  width: 120px;
  height: 57px;
  display: block;
  margin: 0 auto;
}
.modal-alert h1 {
  font-size: 22px;
  line-height: 30px;
  margin: 20px 0;
  text-align: center;
  color: #212457;
}
.modal-alert p {
  font-size: 16px;
  line-height: 22px;
  color: #4D5079;
  text-align: center;
}
@media screen and (max-width: 600px) {
  .modal-alert {
    width: 80%;
    height: 240px;
  }
}
.fail-bottom {
  position: absolute;
  width: 100%;
  left: 0;
  bottom: 0;
  height: 36px;
  background: #FFECEB;
  line-height: 36px;
  font-size: 12px;
  text-align: center;
  display: none;
}
.fail-bottom a {
  color: #383F43;
  font-weight: bolder;
}
.fail-bottom a#errorMsg {
  font-weight: normal;
}
.fail-bottom img {
  width: 16px;
  height: 16px;
  vertical-align: middle;
  margin-right: 6px;
}
@-webkit-keyframes ringOpacity {
  from {
    opacity: 0.2;
  }
  to {
    opacity: 1;
  }
}
@keyframes ringOpacity {
  from {
    opacity: 0.2;
  }
  to {
    opacity: 1;
  }
}
.header {
  height: 68px;
  background: #000;
  z-index: 10;
  width: 100%;
  position: fixed;
  top: 0;
  min-width: 960px;
}
.header .header-box {
  padding: 0 48px;
}
.header .line {
  display: block;
  float: left;
  width: 1px;
  height: 32px;
  margin-top: 16px;
  background: #FFFFFF;
}
.header .logo {
  width: 100px;
  display: block;
  float: left;
  margin-top: 22px;
}
.header .logo img {
  width: 100%;
}
.header ul {
  margin: 0;
  padding: 0;
  margin-left: 50px;
  list-style: none;
  float: left;
  height: 100%;
}
.header ul li {
  float: left;
  height: 100%;
  position: relative;
}
.header ul li .nav-item {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  display: block;
  height: 68px;
  line-height: 68px;
  color: #fff;
  text-decoration: none;
  font-size: 16px;
  padding: 0;
  margin: 0 40px;
  cursor: pointer;
  position: relative;
}
.header ul li .nav-item:after {
  content: '';
  position: absolute;
  width: 0%;
  left: 50%;
  -webkit-transition: 0.3s all;
  -o-transition: 0.3s all;
  transition: 0.3s all;
  -webkit-transform: translateX(-50%);
      -ms-transform: translateX(-50%);
          transform: translateX(-50%);
  background: #3370FF;
  bottom: 0;
  height: 3px;
}
.header ul li:hover .nav-item:after,
.header ul li.active .nav-item:after {
  width: 100%;
}
.header ul li .sub-nav {
  position: absolute;
  height: 0;
  left: -62px;
  overflow: hidden;
  -webkit-transition: all 0.3s;
  -o-transition: all 0.3s;
  transition: all 0.3s;
  background: rgba(255, 255, 255, 0.9);
  color: #fff;
}
.header ul li .sub-nav .sub-nav-box {
  padding: 25px 80px 25px 62px;
}
.header ul li .sub-nav .sub-nav-item {
  white-space: nowrap;
  padding: 0 25px;
  margin-bottom: 26px;
}
.header ul li .sub-nav .sub-nav-item a {
  text-decoration: none;
  font-size: 14px;
  color: #191919;
  line-height: 20px;
  position: relative;
}
.header ul li .sub-nav .sub-nav-item a img {
  -webkit-transition: all 0.3s;
  -o-transition: all 0.3s;
  transition: all 0.3s;
  opacity: 0;
  position: absolute;
  width: 16px;
  height: 16px;
  left: -35px;
  top: 2px;
}
.header ul li .sub-nav .sub-nav-item a:hover,
.header ul li .sub-nav .sub-nav-item a.sub-active {
  font-weight: 600;
}
.header ul li .sub-nav .sub-nav-item a:hover img,
.header ul li .sub-nav .sub-nav-item a.sub-active img {
  left: -25px;
  opacity: 1;
}
.header ul li .sub-nav .sub-nav-item:last-child {
  margin-bottom: 0;
}
.header .header-right {
  float: right;
}
.header a.console {
  display: block;
  float: left;
  width: 96px;
  height: 32px;
  border-radius: 2px;
  background: #232635;
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  color: #FFFFFF;
  line-height: 32px;
  text-align: center;
  margin-top: 18px;
  margin-right: 30px;
}
.header a.console:hover {
  background: #fff;
  color: #282830;
}
.header a.console-hide {
  display: none;
}
.header .chenge-language {
  padding: 22px 0;
  float: left;
}
.header .chenge-language a {
  font-size: 14px;
  line-height: 16px;
  position: relative;
  line-height: 20px;
  padding-left: 30px;
  color: #fff;
  text-decoration: none;
  opacity: 1;
  -webkit-transition: none;
  -o-transition: none;
  transition: none;
  height: 20px;
  display: block;
}
.header .chenge-language a span {
  display: block;
  position: absolute;
  width: 20px;
  height: 20px;
  left: 0;
  top: 0;
}
.header .chenge-language a span img {
  width: 20px;
}
.header .chenge-language a span.earth-blue {
  display: none;
}
.header .chenge-language a:hover {
  color: #4C81FF;
}
.header .chenge-language a:hover .earth-white {
  display: none;
}
.header .chenge-language a:hover .earth-blue {
  display: block;
}
.footer {
  background: #000412;
  position: relative;
  min-width: 1200px;
}
.footer .footer-main {
  width: 1200px;
  margin: 0 auto;
  height: 352px;
}
.footer .footer-left {
  float: left;
  padding-top: 80px;
}
.footer .footer-left img {
  height: 24px;
  width: 100px;
  margin-bottom: 44px;
}
.footer .footer-left ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.footer .footer-left ul li {
  font-size: 14px;
  color: #E8E9EB;
  line-height: 20px;
  margin-bottom: 16px;
}
.footer .footer-left ul li a {
  color: #fff;
  text-decoration: none;
}
.footer .footer-right {
  float: right;
}
.footer .footer-right .email {
  font-size: 32px;
  color: #E8E9EB;
  line-height: 60px;
  margin-bottom: 6px;
  margin-top: 124px;
}
.footer .footer-right span {
  font-size: 14px;
  color: #E8E9EB;
  line-height: 20px;
}
.footer .copy {
  margin: 0 auto;
  background: #101422;
  height: 130px;
  padding-top: 30px;
  text-align: center;
  border-top: 1px solid rgba(151, 151, 151, 0.5);
}
.footer .copy p,
.footer .copy a {
  font-weight: 300;
  font-size: 14px;
  color: #E8E9EB;
  line-height: 20px;
  text-decoration: none;
}
.footer .record img {
  width: 16px;
  vertical-align: middle;
}
.footer .record span {
  vertical-align: middle;
}
.banner {
  height: 480px;
  background: -webkit-gradient(linear, left top, right top, color-stop(0, #242933), color-stop(50%, #242933), color-stop(50%, #1B202D), to(#1B202D));
  background: -webkit-linear-gradient(left, #242933 0, #242933 50%, #1B202D 50%, #1B202D 100%);
  background: -o-linear-gradient(left, #242933 0, #242933 50%, #1B202D 50%, #1B202D 100%);
  background: linear-gradient(to right, #242933 0, #242933 50%, #1B202D 50%, #1B202D 100%);
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  position: relative;
}
.banner .banner-text {
  margin: 0 auto;
  z-index: 1;
  width: 1200px;
  left: 0;
  position: relative;
  padding-top: 97px;
}
.banner .banner-text h1 {
  margin: 0;
  font-weight: 600;
  font-size: 44px;
  color: #FFFFFF;
  line-height: 62px;
}
.banner .banner-text span {
  display: inline-block;
  font-weight: 400;
  font-size: 16px;
  color: #FFFFFF;
  line-height: 32px;
  margin-top: 32px;
  margin-bottom: 48px;
  width: 646px;
}
.banner .right-button {
  margin-left: 24px;
}
.banner .video {
  position: absolute;
  text-align: center;
  top: 0;
  height: 480px;
  overflow: hidden;
  width: 100%;
}
.banner .video .video-box {
  height: 100%;
  width: 1920px;
  position: absolute;
  left: 50%;
  margin-left: -960px;
  top: 0;
  background-position: center;
  background-size: auto 100%;
  background-repeat: no-repeat;
}
.banner .video .video-box video {
  display: block;
  height: 100%;
}
.banner .video .video-box img {
  display: block;
  height: 100%;
}

.part-box {
  padding-top: 100px;
  padding-bottom: 56px;
}
.part-box h2 {
  font-weight: 600;
  font-size: 34px;
  color: #191919;
  line-height: 50px;
  margin: 0;
  text-align: center;
  margin-bottom: 16px;
}
.part-box .introduction {
  font-weight: 400;
  font-size: 16px;
  color: #4E5866;
  line-height: 28px;
  text-align: center;
  width: 1048px;
  display: block;
  margin: 0 auto;
}
.part-box.small-spacing-title {
  padding-top: 80px;
  padding-bottom: 40px;
}

.clearfix {
  display: block;
  zoom: 1;
}
.clearfix:after {
  content: " ";
  display: block;
  font-size: 0;
  height: 0;
  clear: both;
  visibility: hidden;
}
.product-demo-box {
  display: block;
  zoom: 1;
}
.product-demo-box:after {
  content: " ";
  display: block;
  font-size: 0;
  height: 0;
  clear: both;
  visibility: hidden;
}
.product-demo-box .product-demo {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  width: 585px;
  height: 164px;
  margin-right: 24px;
  float: left;
  background-repeat: no-repeat;
  background-position: center;
  background-size: 100%;
  padding: 40px;
  -webkit-transition: all 0.2s linear;
  -o-transition: all 0.2s linear;
  transition: all 0.2s linear;
  overflow: hidden;
  border-radius: 8px;
}
.product-demo-box .product-demo:last-child {
  margin-right: 0;
}
.product-demo-box .product-demo:hover {
  background-size: 120%;
}
.product-demo-box .product-demo .title {
  font-weight: 500;
  font-size: 18px;
  color: #FFFFFF;
  line-height: 25px;
  margin-bottom: 31px;
}
.product-demo-box .product-demo a {
  font-size: 14px;
  color: #FFFFFF;
  line-height: 20px;
  position: relative;
  text-decoration: underline;
}
.product-demo-box .product-demo a img {
  position: absolute;
  width: 14px;
  height: 14px;
  right: -16px;
  top: 3px;
  -webkit-transition: all 0.3s;
  -o-transition: all 0.3s;
  transition: all 0.3s;
}
.product-demo-box .product-demo a:hover {
  text-decoration: underline;
}
.product-demo-box .product-demo a:hover img {
  -webkit-animation: flyArrow 1s;
          animation: flyArrow 1s;
}
@-webkit-keyframes flyArrow {
  0% {
    opacity: 1;
    -webkit-transform: translateX(0);
            transform: translateX(0);
  }
  50% {
    opacity: 0;
    -webkit-transform: translateX(10px);
            transform: translateX(10px);
  }
  51% {
    opacity: 0;
    -webkit-transform: translateX(-10px);
            transform: translateX(-10px);
  }
  100% {
    opacity: 1;
    -webkit-transform: translateX(0);
            transform: translateX(0);
  }
}
@keyframes flyArrow {
  0% {
    opacity: 1;
    -webkit-transform: translateX(0);
            transform: translateX(0);
  }
  50% {
    opacity: 0;
    -webkit-transform: translateX(10px);
            transform: translateX(10px);
  }
  51% {
    opacity: 0;
    -webkit-transform: translateX(-10px);
            transform: translateX(-10px);
  }
  100% {
    opacity: 1;
    -webkit-transform: translateX(0);
            transform: translateX(0);
  }
}