@charset "utf-8";

/* --------------------重置样式-------------------------------- */

body,
h1,
h2,
h3,
h4,
h5,
h6,
hr,
p,
blockquote,
dl,
dt,
dd,
ul,
ol,
li,
button,
input,
textarea,
th,
td {
  margin: 0;
  padding: 0;
}

/* 设置默认字体 */
body {
  font-size: 14px;
  font-style: normal;
  font-family: -apple-system, BlinkMacSystemFont, segoe ui, Roboto, helvetica
      neue, Arial, noto sans, sans-serif, apple color emoji, segoe ui emoji, segoe
      ui symbol, noto color emoji;
}

/* 字体太小用户体检不好，让small恢复12px */
small {
  font-size: 12px;
}

h1 {
  font-size: 18px;
}

h2 {
  font-size: 16px;
}

h3 {
  font-size: 14px;
}

h4,
h5,
h6 {
  font-size: 100%;
}

ul,
ol {
  list-style: none;
}

a {
  text-decoration: none;
  background-color: transparent;
}

a:hover,
a:active {
  outline-width: 0;
  text-decoration: none;
}

/* 重置表格 */
table {
  border-collapse: collapse;
  border-spacing: 0;
}

/* 重置hr */
hr {
  border: 0;
  height: 1px;
}

/* 图形图片 */
img {
  border-style: none;
}

img:not([src]) {
  display: none;
}

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

/* 下面的操作是针对于html5页面布局准备的，不支持ie6~8以及其他低版本的浏览器 */
html {
  /* 禁用系统默认菜单 */
  -webkit-touch-callout: none;
  /* 关闭iphone & Android的浏览器纵向和横向模式中自动调整字体大小的功能 */
  -webkit-text-size-adjust: 100%;
}

input,
textarea,
button,
a {
  /* 表单或者a标签在手机点击时会出现边框或彩色的背景区域，意思是去除点击背景框 */
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

/* 重置html5元素的默认样式 */
article,
aside,
details,
figcaption,
figure,
footer,
header,
main,
menu,
nav,
section,
summary {
  display: block;
}

audio,
canvas,
progress,
video {
  display: inline-block;
}

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

progress {
  vertical-align: baseline;
}

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

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

sub {
  bottom: -0.25em;
}

sup {
  top: -0.5em;
}

button,
input,
select,
textarea {
  font-size: 100%;
  outline: 0;
}

button,
input {
  overflow: visible;
}

button,
select {
  text-transform: none;
}

textarea {
  overflow: auto;
}

button,
html [type="button"],
[type="reset"],
[type="submit"] {
  -webkit-appearance: button;
}

button::-moz-focus-inner,
[type="button"]::-moz-focus-inner,
[type="reset"]::-moz-focus-inner,
[type="submit"]::-moz-focus-inner {
  border-style: none;
  padding: 0;
}

button:-moz-focusring,
[type="button"]:-moz-focusring,
[type="reset"]:-moz-focusring,
[type="submit"]:-moz-focusring {
  outline: 1px dotted ButtonText;
}

[type="checkbox"],
[type="radio"] {
  box-sizing: border-box;
  padding: 0;
}

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

[type="search"] {
  -webkit-appearance: textfield;
  outline-offset: -2px;
}

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

::-webkit-input-placeholder {
  color: inherit;
  opacity: 0.54;
}

::-webkit-file-upload-button {
  -webkit-appearance: button;
  font: inherit;
}