* {
  margin: 0;
  padding: 0;
}
html {
  color: #fff;
  /*规定主色调,依据业务场景(非必须)*/
  background: #F6F6F6;
  /*规定主背景,依据业务场景(非必须)*/
  overflow-y: auto;
  /*如果有溢出自动形成滚动条*/
  -webkit-text-size-adjust: 100%;
  /*不想让iPhone横坚屏切换的时候调节文字*/
  -ms-text-size-adjust: 100%;
}
html * {
  outline: none;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  /*去除移动端开发点击事件灰色背景如a标签*/
}
body {
  min-width: 320px;
  margin: 0 auto;
}
input,
select,
textarea {
  font-size: 100%;
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}
fieldset,
img {
  border: none;
}
address,
caption,
cite,
code,
dfn,
em,
th,
var {
  font-style: normal;
  font-weight: 500;
}
ol,
ul {
  list-style: none;
}
li {
  line-height: 32px;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  font-size: 100%;
  font-weight: 500;
}
q:after,
q:before {
  /*在<q></q>标签之间的文字两头加上引号*/
  content: '';
}
a {
  text-decoration: none;
}
/*input*/
button {
  border: none;
}
button,
html input[type='button'],
input[type='reset'],
input[type='submit'] {
  -webkit-appearance: button;
  /*渲染成button的风格*/
  text-transform: none;
  outline: none;
}
input::-webkit-input-placeholder,
textarea::-webkit-input-placeholder {
  color: #999;
  /*输入框提示语的字体样式*/
}
input::-webkit-inner-spin-button {
  /*解决input的type="number"在部分手机端会出现一个小按钮*/
  -webkit-appearance: none;
  /*去除系统默认appearance的样式,常用于IOS下移除原生样式*/
}
input::-webkit-outer-spin-button {
  /*解决input的type="number"在部分手机端会出现一个小按钮*/
  -webkit-appearance: none;
}
textarea {
  vertical-align: top;
}
button,
input {
  line-height: normal;
}
select {
  margin: 0;
  outline: 0;
}
input.fixAKeyboard:focus,
textarea.fixAndroidKeyboard:focus {
  -webkit-tap-highlight-color: rgba(255, 255, 255, 0);
  -webkit-user-modify: read-write-plaintext-only;
}
input:-webkit-autofill {
  -webkit-box-shadow: 0 0 0 1000px white inset !important;
}
button,
input[type=button],
input[type=checkbox],
input[type=reset],
input[type=submit],
label {
  cursor: pointer;
  user-select: none;
  -ms-user-select: none;
  -moz-user-select: none;
  -webkit-user-select: none;
}
input[type=submit] {
  -webkit-user-modify: read-plaintext-only;
  -moz-user-modify: read-plaintext-only;
  -ms-user-modify: read-plaintext-only;
  -o-user-modify: read-plaintext-only;
  user-modify: read-plaintext-only;
}
input[type='search']::-webkit-search-cancel-button,
input[type='search']::-webkit-search-decoration {
  -webkit-appearance: none;
}
input[type='search'] {
  -webkit-box-sizing: content-box;
  -moz-box-sizing: content-box;
  box-sizing: content-box;
  -webkit-appearance: textfield;
}
/*flex box*/
.flex {
  display: box;
  /* OLD - Android 4.4- */
  display: -webkit-box;
  /* OLD - iOS 6-, Safari 3.1-6 */
  display: -moz-box;
  /* OLD - Firefox 19- (buggy but mostly works) */
  display: -ms-flexbox;
  /* TWEENER - IE 10 */
  display: -webkit-flex;
  /* NEW - Chrome */
  display: flex;
  -webkit-box-lines: multiple;
  -webkit-flex-wrap: wrap;
  -moz-flex-wrap: wrap;
  -ms-flex-wrap: wrap;
  -o-flex-wrap: wrap;
  flex-wrap: wrap;
}
.justify-between {
  -webkit-box-pack: justify;
  -webkit-justify-content: space-between;
  -ms-flex-pack: justify;
  justify-content: space-between;
}
.justify-center {
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -ms-flex-pack: center;
  justify-content: center;
}
.vertical {
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -webkit-flex-direction: column;
  -ms-flex-direction: column;
  flex-direction: column;
}
*,
*:before,
*:after {
  box-sizing: border-box;
  /*所有元素以border开始计算盒子大小*/
}
.clearfix:after,
.clearfix:before {
  /*清除浮动*/
  content: " ";
  display: table;
}
.clearfix:after {
  clear: both;
}
.fl {
  float: left;
}
.fr {
  float: right;
}
.bar {
  width: 60px;
  position: fixed;
  bottom: 180px;
  right: 6px;
  z-index: 1000;
  background-color: #fff;
  color: #fff;
  font-size: 14px;
}
.bar div {
  margin-bottom: 1px;
  padding: 6px 0 6px;
  background-color: #191919;
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
}
.bar div:last-child {
  margin-bottom: 0px;
}
.bar div:hover {
  background-color: #464646;
}
.navbar-content {
  position: absolute;
  top: 0;
  left: 0;
  margin: 0 auto;
  z-index: 100;
  width: 100%;
  height: 70px;
  font-size: 16px;
  display: flex;
  justify-content: space-between;
  background-color: #053853;
}
.navbar-content .navbar-menu {
  height: 70px;
  display: flex;
  justify-content: flex-start;
  align-items: center;
}
.navbar-content .navbar-menu a {
  line-height: 70px;
}
.navbar-content .navbar-menu a img {
  width: 150px;
  max-width: 100%;
  margin-left: 20px;
  vertical-align: middle;
}
.navbar-content .navbar-menu ul {
  margin: 0;
}
.navbar-content .navbar-menu ul li {
  display: inline-block;
  line-height: 32px;
}
.navbar-content .navbar-menu ul li a {
  color: #fff;
  padding: 25px 15px;
  line-height: 70px;
  text-decoration: none;
}
.navbar-content .navbar-menu ul li:hover {
  background-color: #4169E1;
}
.navbar-content .navbar-btns {
  height: 70px;
  display: flex;
  justify-content: space-around;
}
.navbar-content .navbar-btns a {
  color: #fff;
  width: 85px;
  height: 30px;
  display: inline-block;
  text-align: center;
  line-height: 30px;
  border: 1px solid #FFFFFF;
  border-radius: 15px;
  margin-right: 2%;
  margin-top: 20px;
  margin-right: 22px;
  text-decoration: none;
}
.navbar-content .navbar-btns a:hover {
  background-color: #4169E1;
  border: 1px solid #4169E1;
  color: #fff;
}
.update {
  margin: 70px 0 40px 100px;
  padding-top: 50px;
  text-align: left;
}
.update .title {
  color: #4b5f72;
  font-size: 28px;
}
.update ul {
  list-style: none;
}
.update ul li {
  line-height: 40px;
}
.footer-content {
  background-color: #191919;
  padding: 40px 0;
  color: #d8d7d7;
  font-size: 14px;
}
.footer-content ul {
  list-style: none;
}
.footer-content .footer-item {
  width: 100%;
  display: flex;
  justify-content: space-around;
}
.footer-content .footer-item .footer-download {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.footer-content .footer-item .footer-download img {
  width: 120px;
  margin-bottom: 20px;
}
.footer-content .footer-item .footer-download span {
  margin-bottom: 40px;
}