/* Box sizing rules */
*,
*::before,
*::after {
  box-sizing: border-box;
}

/* Set core root defaults */
html:focus-within {
  scroll-behavior: smooth;
}

body {
  line-height: 1.5;
  font-family: "Microsoft YaHei", "Helvetica Neue", Helvetica, "PingFang SC",
    "Hiragino Sans GB", "微软雅黑", Arial, sans-serif;
  height: 100vh;
  font-size: 14px;
}

h1,
h2,
h3,
h4,
h5,
h6,
p,
figure,
form,
blockquote,
body {
  margin: 0;
}

ul,
ol,
li,
dl,
dd {
  margin: 0;
  padding: 0;
}

h1 {
  font-size: 28px;
  line-height: 42px;
}
h2 {
  font-size: 20px;
  line-height: 30px;
}
h3 {
  font-size: 16px;
  line-height: 24px;
}

audio,
canvas,
progress,
video {
  display: inline-block;
}
audio:not([controls]) {
  display: none;
  height: 0;
}
/* HTML5 display-role reset for older browsers */
article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section {
  display: block;
}

ol,
ul {
  list-style: none;
}
a {
  background: transparent;
  text-decoration: none;
}
blockquote,
q {
  quotes: none;
}
blockquote:before,
blockquote:after,
q:before,
q:after {
  content: "";
  content: none;
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}
td,
th {
  padding: 0;
}
/*清除浮动*/
.clearfix:before,
.clearfix:after {
  content: "";
  display: block;
  visibility: hidden;
  clear: both;
}

/* A elements that don't have a class get default styles */
a:not([class]) {
  text-decoration-skip-ink: auto;
}

/* Make images easier to work with */
img,
picture {
  max-width: 100%;
  border: 0;
  vertical-align: middle;
}
pre {
  overflow: auto;
  white-space: pre;
  white-space: pre-wrap;
  word-wrap: break-word;
}
/* Remove all animations, transitions and smooth scroll for people that prefer not to see them */
@media (prefers-reduced-motion: reduce) {
  html:focus-within {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}