/* color palette from <https://github.com/vuejs/theme> */
:root {
  --vt-c-white: #ffffff;
  --vt-c-white-soft: #f8f8f8;
  --vt-c-white-mute: #f2f2f2;

  --vt-c-black: #181818;
  --vt-c-black-soft: #222222;
  --vt-c-black-mute: #282828;

  --vt-c-indigo: #2c3e50;

  --vt-c-divider-light-1: rgba(60, 60, 60, 0.29);
  --vt-c-divider-light-2: rgba(60, 60, 60, 0.12);
  --vt-c-divider-dark-1: rgba(84, 84, 84, 0.65);
  --vt-c-divider-dark-2: rgba(84, 84, 84, 0.48);

  --vt-c-text-light-1: var(--vt-c-indigo);
  --vt-c-text-light-2: rgba(60, 60, 60, 0.66);
  --vt-c-text-dark-1: var(--vt-c-white);
  --vt-c-text-dark-2: rgba(235, 235, 235, 0.64);
}

/* semantic color variables for this project */
:root {
  --color-background: var(--vt-c-white);
  --color-background-soft: var(--vt-c-white-soft);
  --color-background-mute: var(--vt-c-white-mute);

  --color-border: var(--vt-c-divider-light-2);
  --color-border-hover: var(--vt-c-divider-light-1);

  --color-heading: var(--vt-c-text-light-1);
  --color-text: var(--vt-c-text-light-1);

  --section-gap: 160px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-background: var(--vt-c-black);
    --color-background-soft: var(--vt-c-black-soft);
    --color-background-mute: var(--vt-c-black-mute);

    --color-border: var(--vt-c-divider-dark-2);
    --color-border-hover: var(--vt-c-divider-dark-1);

    --color-heading: var(--vt-c-text-dark-1);
    --color-text: var(--vt-c-text-dark-2);
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  font-weight: normal;
}

body {
  min-height: 100vh;
  color: var(--color-text);
  background: var(--color-background);
  transition:
    color 0.5s,
    background-color 0.5s;
  line-height: 1.6;
  font-size: 15px;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

@charset "utf-8";

body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre,
form, fieldset, input, textarea, p, blockquote, th, td, a {
    padding: 0;
    margin: 0;
}

ol, ul {
    list-style: none;
}

a {
    text-decoration: none;
    color: black;
}

.left {
    float: left;
}

.right {
    float: right;
}
/*文字排版*/
.fs12 {
    font-size: 12px;
}

.fs14 {
    font-size: 14px;
}

.fs16 {
    font-size: 16px;
}

.fs18 {
    font-size: 18px;
}

.fs20 {
    font-size: 20px;
}

.fs22 {
    font-size: 22px;
}

.fs24 {
    font-size: 24px;
}

.fs30 {
    font-size: 30px;
}

.fsi {
    font-style: italic;
}

.fwn {
    font-weight: normal;
}

.fwb {
    font-weight: bolder;
}

.lh20 {
    line-height: 20px;
}

.lh25 {
    line-height: 25px;
}

.lh30 {
    line-height: 30px;
}

.lh35 {
    line-height: 35px;
}

.lh40 {
    line-height: 40px;
}

.lh45 {
    line-height: 45px;
}

.lh50 {
    line-height: 50px;
}

.ti2 {
    text-indent: 2em;
}

.c00 {
    color: black;
}

.c01 {
    color: white;
}

.c02 {
    color: gray;
}

.c03 {
    color: red;
}
/*背景颜色*/
.bgc00 {
    background-color: black;
}

.bgc01 {
    background-color: white;
}

.bgc02 {
    background-color: gray;
}

.bgc03 {
    background-color: #d5deef;
}
/*定位*/
.tc {
    text-align: center;
}

.tl {
    text-align: left;
}

.tr {
    text-align: right;
}

.mc {
    margin: 0 auto;
}

.fl {
    float: left;
    display: inline;
}
/*inline,解决IE6的双外边距*/
.fr {
    float: right;
    display: inline;
}

.vt {
    vertical-align: top;
}

.vm {
    vertical-align: middle;
}

.vb {
    vertical-align: bottom;
}

.vtt {
    vertical-align: text-top;
}

.vtb {
    vertical-align: text-bottom;
}

.pr {
    position: relative;
}

.pa {
    position: absolute;
}

.pf {
    position: fixed;
}

.dib {
    display: inline-block;
}

.db {
    display: block;
}

.dno {
    display: none;
}
/*宽度*/
.w100b {
    width: 100%;
}

.w90b {
    width: 90%
}

.w1000 {
    width: 1000px;
}

.w100 {
    width: 100px;
}
/*边距*/
.m5 {
    margin: 5px;
}

.m10 {
    margin: 10px;
}

.m15 {
    margin: 15px;
}

.m20 {
    margin: 20px;
}

.-mt3 {
    margin-top: -3px;
}

.mt5 {
    margin-top: 5px;
}

.mt10 {
    margin-top: 10px;
}

.mt13 {
    margin-top: 13px;
}

.mt20 {
    margin-top: 20px;
}

.mt27 {
    margin-top: 27px;
}

.mt30 {
    margin-top: 30px;
}

.mt38 {
    margin-top: 38px;
}

.mt40 {
    margin-top: 40px;
}

.mb1 {
    margin-bottom: 1px;
}

.mb5 {
    margin-bottom: 5px;
}

.mb10 {
    margin-bottom: 10px;
}

.mb20 {
    margin-bottom: 20px;
}

.mb30 {
    margin-bottom: 30px;
}

.mb40 {
    margin-bottom: 40px;
}

.ml5 {
    margin-left: 5px;
}

.ml10 {
    margin-left: 10px;
}

.ml15 {
    margin-left: 15px;
}

.ml20 {
    margin-left: 20px;
}

.ml30 {
    margin-left: 30px;
}

.mr5 {
    margin-right: 5px;
}

.mr10 {
    margin-right: 10px;
}

.mr15 {
    margin-right: 15px;
}

.mr20 {
    margin-right: 20px;
}

.mr25 {
    margin-right: 25px;
}

.mr26 {
    margin-right: 26px;
}

.mr30 {
    margin-right: 30px;
}

.p5 {
    padding: 5px;
}

.p10 {
    padding: 10px;
}

.p20 {
    padding: 20px;
}

.p30 {
    padding: 30px;
}

.pt5 {
    padding-top: 5px;
}

.pt10 {
    padding-top: 10px;
}

.pt13 {
    padding-top: 13px;
}

.pt15 {
    padding-top: 15px;
}

.pt20 {
    padding-top: 20px;
}

.pt22 {
    padding-top: 22px;
}

.pt30 {
    padding-top: 30px;
}

.pt40 {
    padding-top: 40px;
}

.pt60 {
    padding-top: 60px;
}

.pb5 {
    padding-bottom: 5px;
}

.pb10 {
    padding-bottom: 10px;
}

.pb20 {
    padding-bottom: 20px;
}

.pb30 {
    padding-bottom: 30px;
}

.pl10 {
    padding-left: 10px;
}

.pl15 {
    padding-left: 15px;
}

.pl20 {
    padding-left: 20px;
}

.pl25 {
    padding-left: 25px;
}

.pl30 {
    padding-left: 30px;
}

.pl88 {
    padding-left: 88px;
}

.pl110 {
    padding-left: 110px;
}

.pr10 {
    padding-right: 10px;
}

.pr20 {
    padding-right: 20px;
}

.pr30 {
    padding-right: 30px;
}

.pr62 {
    padding-right: 62px;
}

.plr10 {
    padding: 0px 10px;
}
/*清除浮动*/
.cb {
    clear: both;
}

.cl {
    clear: left;
}

.cr {
    clear: right;
}

.clearfix:after {
    content: ".";
    display: block;
    clear: both;
    visibility: hidden;
    line-height: 0;
    height: 0
}

.clearfix {
    display: inline-block;
    vertical-align: middle;
}

html[xmlns] .clearfix {
    display: block;
}

*html .clearfix {
    height: 0.1%;
}