/* normalize.css v5.0.0 | MIT License | github.com/necolas/normalize.css */
html {
  font-family: sans-serif;
  line-height: 1.15;
  -ms-text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
}
body {
  margin: 0;
}
article,
aside,
footer,
header,
nav,
section {
  display: block;
}
h1 {
  font-size: 2em;
  margin: 0.67em 0;
}
figcaption,
figure,
main {
  display: block;
}
figure {
  margin: 1em 40px;
}
hr {
  box-sizing: content-box;
  height: 0;
  overflow: visible;
}
pre {
  font-family: monospace, monospace;
  font-size: 1em;
}
a {
  background-color: transparent;
  -webkit-text-decoration-skip: objects;
}
a:active,
a:hover {
  outline-width: 0;
}
abbr[title] {
  border-bottom: none;
  text-decoration: underline;
  text-decoration: underline dotted;
}
b,
strong {
  font-weight: inherit;
}
b,
strong {
  font-weight: bolder;
}
code,
kbd,
samp {
  font-family: monospace, monospace;
  font-size: 1em;
}
dfn {
  font-style: italic;
}
mark {
  background-color: #ff0;
  color: #000;
}
small {
  font-size: 80%;
}
sub,
sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline;
}
sub {
  bottom: -0.25em;
}
sup {
  top: -0.5em;
}
audio,
video {
  display: inline-block;
}
audio:not([controls]) {
  display: none;
  height: 0;
}
img {
  border-style: none;
}
svg:not(:root) {
  overflow: hidden;
}
button,
input,
optgroup,
select,
textarea {
  font-family: sans-serif;
  font-size: 100%;
  line-height: 1.15;
  margin: 0;
}
button,
input {
  overflow: visible;
}
button,
select {
  text-transform: none;
}
[type=reset],
[type=submit],
button,
html [type=button] {
  -webkit-appearance: button;
}
[type=button]::-moz-focus-inner,
[type=reset]::-moz-focus-inner,
[type=submit]::-moz-focus-inner,
button::-moz-focus-inner {
  border-style: none;
  padding: 0;
}
[type=button]:-moz-focusring,
[type=reset]:-moz-focusring,
[type=submit]:-moz-focusring,
button:-moz-focusring {
  outline: 1px dotted ButtonText;
}
fieldset {
  border: 1px solid #c0c0c0;
  margin: 0 2px;
  padding: 0.35em 0.625em 0.75em;
}
legend {
  box-sizing: border-box;
  color: inherit;
  display: table;
  max-width: 100%;
  padding: 0;
  white-space: normal;
}
progress {
  display: inline-block;
  vertical-align: baseline;
}
textarea {
  overflow: auto;
}
[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-file-upload-button {
  -webkit-appearance: button;
  font: inherit;
}
details,
menu {
  display: block;
}
summary {
  display: list-item;
}
canvas {
  display: inline-block;
}
template {
  display: none;
}
[hidden] {
  display: none;
}
* {
  outline: none;
  box-sizing: border-box;
}
::-webkit-scrollbar {
  width: 6px;
  height: 1px;
}
::-webkit-scrollbar-track,
::-webkit-scrollbar-thumb {
  border-radius: 3px;
  background-color: rgba(192,192,192,0.1);
}
::-webkit-scrollbar-thumb {
  background-color: rgba(94,176,255,0.5);
}
::selection {
  background-color: rgba(94,176,255,0.2);
}
::-webkit-selection {
  background-color: rgba(94,176,255,0.2);
}
body {
  font-family: 'Optima' , 'PingFang SC' , 'Roboto' , 'Noto SansCJK' , 'Helvetica Neue' , 'Helvetica' , "Microsoft YaHei" , "YaHei-Consolas-Hybrid" , sans-serif;
  -webkit-font-smoothing: antialiased;
  -webkit-overflow-scrolling: touch;
  background-color: #fff;
}
a {
  -webkit-tap-highlight-color: transparent;
  text-decoration: none;
  color: #383838;
}
h1 {
  font-size: 36px;
}
h2 {
  font-size: 28px;
}
h3 {
  font-size: 24px;
}
h4 {
  font-size: 20px;
}
h5 {
  font-size: 16px;
}
h6 {
  font-size: 14px;
}
@font-face {
  font-family: 'iconfont'; /* project id 249456 */
  src: url("//at.alicdn.com/t/font_249456_pioci22nsoa.eot");
  src: url("//at.alicdn.com/t/font_249456_pioci22nsoa.eot?#iefix") format('embedded-opentype'), url("//at.alicdn.com/t/font_249456_pioci22nsoa.woff2") format('woff2'), url("//at.alicdn.com/t/font_249456_pioci22nsoa.woff") format('woff'), url("//at.alicdn.com/t/font_249456_pioci22nsoa.ttf") format('truetype'), url("//at.alicdn.com/t/font_249456_pioci22nsoa.svg#iconfont") format('svg');
}
@font-face {
  font-family: "Allura";
  src: url("../font/allura/allura.ttf");
}
.iconfont,
.post-toc .toc-link.active {
  font-family: 'iconfont';
  font-size: 16px;
  font-style: normal;
  -webkit-font-smoothing: antialiased;
  -webkit-text-stroke-width: 0.2px;
  -moz-osx-font-smoothing: grayscale;
}
.icon-people:before {
  content: "\e651";
}
.icon-enter:before {
  content: "\e78b";
}
.icon-up:before {
  content: "\e7a8";
}
.icon-back:before {
  content: "\e833";
}
.icon-down:before {
  content: "\e652";
}
.icon-yanjing:before {
  content: "\e637";
}
.icon-social-facebook:before {
  content: "\e608";
}
.icon-social-github:before {
  content: "\e60a";
}
.icon-social-linkedin:before {
  content: "\e60c";
}
.icon-social-instagram:before {
  content: "\e60d";
}
.icon-social-slack:before {
  content: "\e613";
}
.icon-social-twitter:before {
  content: "\e616";
}
.icon-social-weibo:before {
  content: "\e621";
}
.icon-social-douban:before {
  content: "\e623";
}
.icon-youxiang:before {
  content: "\e694";
}
.icon-zhifubao:before {
  content: "\e695";
}
.icon-zhihu:before {
  content: "\e69a";
}
.icon-search:before {
  content: "\e60b";
}
.highlight {
  position: relative;
  background-color: #f7f7f7;
  width: 100%;
  margin: 16px 0;
  overflow-x: auto;
  box-shadow: 0px 1px 2px rgba(0,0,0,0.06), 0px 8px 12px rgba(0,0,0,0.03);
}
.highlight:after {
  content: 'plain';
  font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
  font-weight: 100;
  color: #c0c0c0;
  position: absolute;
  bottom: 0;
  right: 0;
  padding: 8px;
}
.highlight table {
  position: relative;
  text-align: left !important;
  margin: 0 !important;
}
.highlight table th,
.highlight table td {
  min-width: auto !important;
  padding: 0 !important;
}
.highlight pre * {
  font-family: 'Segoe UI', monospace, Consolas, Monaco, Menlo, 'Microsoft YaHei', sans-serif !important;
}
.highlight .gutter {
  width: 10px;
  color: #c0c0c0;
  border-right: 1px solid rgba(192,192,192,0.1);
}
.highlight .gutter pre {
  padding: 0 8px;
}
.highlight .code {
  color: inherit;
}
.highlight .code pre {
  padding: 0 8px;
}
.highlight .code .comment {
  font-size: 14px;
}
.highlight .line {
  height: 22px;
}
.highlight tr,
.highlight td {
  margin: 0;
}
.highlight .code .comment,
.highlight .code .quote {
  color: #a1a4aa;
}
.highlight .code .keyword,
.highlight .code .selector-tag,
.highlight .code .addition {
  color: #c678dd;
}
.highlight .code .number,
.highlight .code .string,
.highlight .code .meta .meta-string,
.highlight .code .literal,
.highlight .code .doctag,
.highlight .code .regexp {
  color: #d19a66;
}
.highlight .code .title,
.highlight .code .section,
.highlight .code .name,
.highlight .code .selector-id,
.highlight .code .selector-class {
  color: #e06c75;
}
.highlight .code .attribute,
.highlight .code .attr,
.highlight .code .variable,
.highlight .code .template-variable,
.highlight .code .class .title,
.highlight .code .type {
  color: #61aeee;
}
.highlight .code .symbol,
.highlight .code .bullet,
.highlight .code .subst,
.highlight .code .meta,
.highlight .code .meta .keyword,
.highlight .code .selector-attr,
.highlight .code .selector-pseudo,
.highlight .code .link {
  color: #cb4b16;
}
.highlight .code .built_in,
.highlight .code .deletion {
  color: #e6c07b;
}
.highlight .code .params {
  color: #5799de;
}
.highlight.html:after {
  content: "HTML";
}
.highlight.js:after {
  content: "JavaScript";
}
.highlight.javascript:after {
  content: "JavaScript";
}
.highlight.ts:after {
  content: "TypeScript";
}
.highlight.typescript:after {
  content: 'TypeScript';
}
.highlight.css:after {
  content: "CSS";
}
.highlight.scss:after {
  content: "SCSS";
}
.highlight.diff:after {
  content: "Diff";
}
.highlight.java:after {
  content: "JAVA";
}
.highlight.xml:after {
  content: "XML";
}
.highlight.python:after {
  content: "Python";
}
.highlight.yml:after {
  content: "YAML";
}
.highlight.swift:after {
  content: "Swift";
}
.highlight.ruby:after {
  content: "Ruby";
}
.highlight.perl:after {
  content: "Perl";
}
.highlight.php:after {
  content: "PHP";
}
.highlight.c:after {
  content: "CLang";
}
.highlight.cpp:after {
  content: "C++";
}
.highlight.cs:after {
  content: "C#";
}
.highlight.sh:after {
  content: "Shell";
}
.highlight.bash:after {
  content: "BASH";
}
.copy-line {
  border: none;
  border-bottom: 2px dashed #4684bf;
}
.post-copyright .copy-author,
.post-copyright .copy-url,
.post-copyright .copy-origin,
.post-copyright .copy-license {
  margin: 8px 8px;
  font-family: "Open Sans", sans-serif;
  font-weight: 300;
  font-size: 14px;
}
.post-copyright .copy-author a,
.post-copyright .copy-url a,
.post-copyright .copy-origin a,
.post-copyright .copy-license a {
  color: #383838;
  text-decoration: none;
}
.post-copyright .copy-author a:hover,
.post-copyright .copy-url a:hover,
.post-copyright .copy-origin a:hover,
.post-copyright .copy-license a:hover {
  color: #5eb0ff;
}
.post-reward {
  width: 100%;
  text-align: center;
  margin-top: 48px;
}
.post-reward .reward-btn {
  position: relative;
  display: inline;
  margin: 8px auto;
  padding: 8px 16px;
  text-align: center;
  background-color: $theme-color-selection-highlight;
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
  box-shadow: 0 1px 1px transparent;
  transition: box-shadow 0.2s ease-in, background-color 0.2s ease-in;
  -moz-transition: box-shadow 0.2s ease-in, background-color 0.2s ease-in;
  -webkit-transition: box-shadow 0.2s ease-in, background-color 0.2s ease-in;
}
.post-reward .reward-btn:hover {
  background-color: #5eb0ff;
  box-shadow: 0 1px 1px #d5d5d5;
}
.post-reward .reward-wrapper {
  margin: 24px 0;
  flex-direction: row;
  justify-content: center;
  align-items: center;
}
.post-reward .reward-wrapper .reward-item {
  margin: 0 2%;
}
.post-reward .reward-wrapper img {
  width: 150px;
  height: 150px;
}
.mobile-header {
  display: none;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 50;
}
@media screen and (max-width: 650px) {
  .mobile-header {
    display: block;
  }
}
.mobile-header .mobile-header-nav {
  display: flex;
  flex-flow: row nowrap;
  align-items: center;
  justify-content: space-between;
  background-color: #666;
  color: #fff;
  min-height: 48px;
  height: 48px;
}
.mobile-header .mobile-header-nav .mobile-header-item {
  flex: 0.5;
  width: 100%;
  height: 100%;
  color: inherit;
}
.mobile-header .mobile-header-nav .mobile-header-title {
  flex: 1;
  text-align: center;
  color: inherit;
  font-weight: 300;
  font-size: initial;
}
.mobile-header .mobile-header-nav .mobile-header-title a {
  font-family: 'Allura', cursive, serif;
  text-decoration: none;
  font-size: 32px;
  color: inherit;
  line-height: 1;
}
.mobile-header .header-menu-item {
  position: relative;
  padding: 0 12px;
  box-sizing: border-box;
  height: 100%;
}
.header-scroll {
  transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -moz-transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -webkit-transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
  box-shadow: -4px -1px 8px #aed7ff;
}
.friends {
  margin-top: 40px;
  color: #383838;
  font-weight: 300;
}
.friends .friends-inner {
  display: flex;
  padding: 0 16px;
  width: 100%;
  flex-direction: column;
  align-items: flex-start;
  box-sizing: border-box;
}
.friends .friends-inner a {
  text-decoration: none;
  color: #5eb0ff;
}
.friends .friends-inner a:before {
  content: '@';
}
.about {
  color: #383838;
  font-weight: 300;
}
.about .content {
  padding: 0 16px;
}
body.under {
  overflow-y: hidden;
}
.container {
  position: relative;
}
.container .container-inner {
  width: 100%;
  margin-top: 122px;
  transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -moz-transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -webkit-transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
}
@media screen and (max-width: 650px) {
  .container .container-inner {
    margin-top: 72px;
  }
}
.container .container-inner.under {
  border-radius: 12px;
  transform: scale(0.95);
  -ms-transform: scale(0.95);
  -moz-transform: scale(0.95);
  -webkit-transform: scale(0.95);
  transform-origin: top;
  filter: blur(16px);
}
.container .container-inner.has_toc {
  padding-left: 8px;
  padding-right: 200px;
}
@media screen and (max-width: 800px) {
  .container .container-inner.has_toc {
    padding: 0;
  }
}
.main {
  max-width: 900px;
  margin: 0 auto;
}
@media screen and (max-width: 800px) {
  .main {
    width: 100%;
    max-width: 100%;
    padding: 0 16px;
  }
}
.header {
  position: fixed;
  top: 0;
  z-index: 9;
  width: 100%;
  padding: 24px 0;
  background-color: #fff;
  transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -moz-transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -webkit-transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
  display: flex;
  flex-flow: row nowrap;
  align-items: center;
  background-color: #f6fbff;
}
@media screen and (max-width: 650px) {
  .header {
    display: none;
  }
}
.header .header-wrapper {
  display: flex;
  flex-flow: row nowrap;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  font-size: 16px;
  color: #666;
  padding: 0 40px;
}
.header .logo {
  display: flex;
  flex-flow: row nowrap;
  align-items: center;
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
  -moz-user-select: none;
  -webkit-user-select: none;
  font-size: 42px;
  font-family: 'Allura', cursive, serif;
  margin-left: 16px;
}
.header .logo a {
  color: inherit;
  text-decoration: none;
  font-weight: 100;
}
.header .logo span {
  display: block;
  text-align: left;
}
.header .logo #subtitle {
  opacity: 0;
  position: absolute;
  margin-top: 2px;
  font-size: 12px;
  width: 100%;
  font-family: "Helvetica Neue", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  transition: opacity 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -moz-transition: opacity 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -webkit-transition: opacity 280ms cubic-bezier(0.8, 0, 0.2, 1);
}
.header .logo-inner {
  position: relative;
  width: 100%;
  max-width: 100%;
}
.header .logo-inner h1 {
  margin: 0;
}
.header .logo-inner h1:hover+#subtitle {
  opacity: 1;
}
.header .main-nav {
  display: flex;
  justify-content: flex-end;
}
@media screen and (max-width: 800px) {
  .header .main-nav {
    flex: 2;
  }
}
.header .main-nav-list {
  padding: 0;
  list-style: none;
}
.header .main-nav-list .menu-item {
  display: inline-block;
  margin-right: 16px;
}
.header .main-nav-list .menu-item a {
  text-decoration: none;
  color: inherit;
  font-size: inherit;
  text-align: center;
  letter-spacing: 1.2px;
  transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -moz-transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -webkit-transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
}
.header .main-nav-list .menu-item a:hover {
  text-shadow: 1px 1px 0px #d6d6d6;
  color: #4684bf;
}
.header.header-scroll {
  padding: 8px 0;
  box-shadow: -4px -1px 8px #aed7ff;
}
.header.header-scroll #subtitle {
  opacity: 0 !important;
}
.header.melt {
  opacity: 0;
  transition: opacity 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -moz-transition: opacity 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -webkit-transition: opacity 280ms cubic-bezier(0.8, 0, 0.2, 1);
}
.footer {
  margin: 8px 0;
  width: 100%;
  height: 100%;
  color: #383838;
}
.footer hr {
  border: none;
  height: 1px;
  max-width: 900px;
  background-color: #5eb0ff;
  background-image: -webkit-linear-gradient(0deg, #fff, #aed7ff, #fff);
}
.footer .footer-wrapper {
  display: flex;
  flex-direction: row;
  align-items: center;
  max-width: 900px;
  margin: 0 auto;
}
@media screen and (max-width: 800px) {
  .footer .footer-wrapper {
    max-width: 100%;
  }
}
@media screen and (max-width: 650px) {
  .footer .footer-wrapper {
    flex-direction: column;
  }
}
.footer .left {
  flex: 1;
  padding: 16px;
  border-right: 1px solid #aed7ff;
  border-image: -webkit-linear-gradient(#fff, #aed7ff, #fff) 0 10 0 0;
}
@media screen and (max-width: 650px) {
  .footer .left {
    border: none;
    padding: 8px;
  }
}
.footer .left .contact-icon {
  display: flex;
  justify-content: center;
}
.footer .left .contact-icon a {
  margin: 4px 8px;
  text-decoration: none;
  color: inherit;
  font-size: 26px;
}
.footer .left .icon-social-github:hover {
  color: #24292e;
}
.footer .left .icon-social-weibo:hover {
  color: #e6162d;
}
.footer .left .icon-social-twitter:hover {
  color: #1ab2e8;
}
.footer .left .icon-social-linkedin:hover {
  color: #5290bc;
}
.footer .left .icon-social-facebook:hover {
  color: #4e69a2;
}
.footer .left .icon-social-instagram:hover {
  color: #d10869;
}
.footer .left .icon-social-douban:hover {
  color: #0cb527;
}
.footer .left .icon-zhihu:hover {
  color: #0767c8;
}
.footer .right {
  flex: 2;
  display: block;
  padding: 16px;
}
@media screen and (max-width: 650px) {
  .footer .right {
    padding: 8px;
  }
}
.footer .right .copyright {
  display: flex;
  justify-content: flex-start;
  flex-direction: column;
}
.footer .right .copyright span {
  color: inherit;
  font-size: 11px;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}
.footer .right .copyright a {
  font-family: Arial;
  text-decoration: none;
  color: #5eb0ff;
}
.footer .right .copyright a:hover {
  color: $theme-color-highlight;
  text-decoration: underline;
}
.footer .visit_count {
  color: inherit;
  display: flex;
  align-items: center;
}
.footer .visit_count .iconfont {
  font-size: 14px;
}
.footer .visit_count span {
  margin: 4px 4px;
}
.post {
  position: relative;
  margin-top: 24px;
  padding: 16px;
  position: relative;
  font-weight: 400;
}
.post:after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 0;
  height: 0;
  border: 12px solid transparent;
  border-bottom: 12px solid rgba(94,176,255,0.5);
  transform-origin: 63% 86%;
  transform: rotate(135deg);
  -ms-transform: rotate(135deg);
  -moz-transform: rotate(135deg);
  -webkit-transform: rotate(135deg);
}
.post:last-child:after,
.post.is_post:after {
  display: none;
}
@media screen and (max-width: 650px) {
  .post {
    width: 100%;
    padding: 0 8px;
  }
}
.post .post-header {
  margin-bottom: 16px;
  font-family: "Helvetica Neue", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
}
.post .post-header a {
  text-decoration: none;
  color: #383838;
}
.post .post-header .post-time {
  color: #999;
  letter-spacing: 1px;
  margin-left: 2px;
}
.post .post-header .post-time .post-category {
  font-size: 14px;
}
.post .post-header .post-time .post-category a {
  color: #999;
}
.post .post-header .post-time .post-category:before {
  content: ' · ';
}
.post .post-header .post-title {
  position: relative;
  width: 100%;
  margin-top: 0;
  padding: 4px 0 12px;
}
.post .post-header .post-title:after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 24px;
  height: 3px;
  background-color: #5eb0ff;
}
.post .post-tags {
  margin: 12px 0;
  padding-left: 8px;
  font-family: "Helvetica Neue", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  color: #86c3ff;
}
.post .post-tags a {
  position: relative;
  text-decoration: none;
  color: inherit;
  margin-right: 8px;
}
.post .post-tags a:before {
  content: '#';
  margin-right: 2px;
}
.post .post-content,
.archive .archive-post .archive-post-content {
  color: #383838;
  font-family: 'Optima' , 'PingFang SC' , 'Roboto' , 'Noto SansCJK' , 'Helvetica Neue' , 'Helvetica' , "Microsoft YaHei" , "YaHei-Consolas-Hybrid" , sans-serif;
  padding-bottom: 8px;
  border-bottom: 1px solid #f0f0f0;
}
.post .post-content h1,
.archive .archive-post .archive-post-content h1 {
  font-family: 'Optima' , 'PingFang SC' , 'Roboto' , 'Noto SansCJK' , 'Helvetica Neue' , 'Helvetica' , "Microsoft YaHei" , "YaHei-Consolas-Hybrid" , sans-serif;
}
.post .post-content h2,
.archive .archive-post .archive-post-content h2 {
  font-family: 'Optima' , 'PingFang SC' , 'Roboto' , 'Noto SansCJK' , 'Helvetica Neue' , 'Helvetica' , "Microsoft YaHei" , "YaHei-Consolas-Hybrid" , sans-serif;
}
.post .post-content h3,
.archive .archive-post .archive-post-content h3 {
  font-family: 'Optima' , 'PingFang SC' , 'Roboto' , 'Noto SansCJK' , 'Helvetica Neue' , 'Helvetica' , "Microsoft YaHei" , "YaHei-Consolas-Hybrid" , sans-serif;
}
.post .post-content h4,
.archive .archive-post .archive-post-content h4 {
  font-family: 'Optima' , 'PingFang SC' , 'Roboto' , 'Noto SansCJK' , 'Helvetica Neue' , 'Helvetica' , "Microsoft YaHei" , "YaHei-Consolas-Hybrid" , sans-serif;
}
.post .post-content h5,
.archive .archive-post .archive-post-content h5 {
  font-family: 'Optima' , 'PingFang SC' , 'Roboto' , 'Noto SansCJK' , 'Helvetica Neue' , 'Helvetica' , "Microsoft YaHei" , "YaHei-Consolas-Hybrid" , sans-serif;
}
.post .post-content h6,
.archive .archive-post .archive-post-content h6 {
  font-family: 'Optima' , 'PingFang SC' , 'Roboto' , 'Noto SansCJK' , 'Helvetica Neue' , 'Helvetica' , "Microsoft YaHei" , "YaHei-Consolas-Hybrid" , sans-serif;
}
.post .post-content table,
.archive .archive-post .archive-post-content table {
  min-width: 50%;
  margin: 16px 0;
  border-collapse: collapse;
  list-style: none;
  line-height: 1.5;
  text-align: center;
}
.post .post-content table tr,
.archive .archive-post .archive-post-content table tr {
  font-weight: 500;
}
.post .post-content table tr:nth-child(2n),
.archive .archive-post .archive-post-content table tr:nth-child(2n) {
  background: rgba(94,176,255,0.06);
}
.post .post-content table th,
.archive .archive-post .archive-post-content table th,
.post .post-content table td,
.archive .archive-post .archive-post-content table td {
  min-width: 100px;
  padding: 8px;
}
.post .post-content table thead,
.archive .archive-post .archive-post-content table thead {
  background-color: #fafafa;
}
.post .post-content .content-link a,
.archive .archive-post .archive-post-content .content-link a {
  position: relative;
  color: #4684bf;
  font-size: 18px;
  text-decoration: none;
}
.post .post-content .content-link a:hover,
.archive .archive-post .archive-post-content .content-link a:hover {
  text-decoration: none;
}
.post .post-content .content-link a:after,
.archive .archive-post .archive-post-content .content-link a:after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 50%;
  right: 50%;
  background-color: #5eb0ff;
  height: 2px;
  transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -moz-transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -webkit-transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
}
.post .post-content .content-link a:hover:after,
.archive .archive-post .archive-post-content .content-link a:hover:after {
  left: 0;
  right: 0;
}
.post .post-content p,
.archive .archive-post .archive-post-content p {
  font-family: inherit;
  line-height: 1.5;
}
.post .post-content strong,
.archive .archive-post .archive-post-content strong {
  font-weight: 600;
}
.post .post-content a,
.archive .archive-post .archive-post-content a {
  color: #5eb0ff;
  text-decoration: none;
}
.post .post-content i,
.archive .archive-post .archive-post-content i {
  font-weight: 300;
}
.post .post-content img,
.archive .archive-post .archive-post-content img {
  max-width: 100%;
  display: inline;
}
.post .post-content code,
.archive .archive-post .archive-post-content code {
  background-color: rgba(94,176,255,0.1);
  color: #23425f;
  font-family: 'Segoe UI', monospace, Consolas, Monaco, Menlo, 'Microsoft YaHei', sans-serif;
  margin: 0 4px;
  padding: 0 4px;
}
.post .post-content blockquote,
.archive .archive-post .archive-post-content blockquote {
  position: relative;
  margin: 8px 16px;
  padding: 2px 8px;
  background-color: rgba(94,176,255,0.1);
  border-left: 4px solid #5eb0ff;
  color: #4b749b;
}
.post .post-content blockquote:before,
.archive .archive-post .archive-post-content blockquote:before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  border-width: 0 12px 12px 0;
  border-color: #fff #fff transparent transparent;
  background: transparent;
  border-style: solid;
  width: 0;
  box-shadow: -1px 1px 1px -1px #bbb4b4;
}
.post .post-content blockquote p,
.archive .archive-post .archive-post-content blockquote p {
  margin: 8px 0;
}
.post .post-content ul,
.archive .archive-post .archive-post-content ul,
.post .post-content ol,
.archive .archive-post .archive-post-content ol {
  line-height: 2;
}
#com-switch {
  color: #5eb0ff;
}
#disqus_thread a {
  color: #383838;
}
.archive {
  margin-top: 6em;
}
.archive .archive-list {
  max-width: 100%;
}
.archive .archive-title {
  font-size: 32px;
  margin: 8px;
  display: inline;
}
.archive .archive-year {
  display: block;
  font-size: 28px;
  margin: 24px 8px;
  font-weight: bolder;
  color: #5eb0ff;
}
.archive .archive-post {
  max-width: 100%;
  max-height: 320px;
  overflow: hidden;
  padding: 16px;
  position: relative;
  border-bottom: 1px solid #f0f0f0;
}
.archive .archive-post .archive-post-info {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 16px;
  z-index: 1;
  overflow: hidden;
  display: flex;
  flex-flow: column nowrap;
  align-items: center;
  align-items: initial;
  justify-content: flex-end;
}
.archive .archive-post .archive-post-info:before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: -1;
  background: linear-gradient(transparent 12%, #fff 76%);
}
.archive .archive-post .archive-post-info a {
  text-decoration: none;
}
.archive .archive-post .archive-post-info .archive-post-time {
  font-size: 14px;
  color: #666;
}
.archive .archive-post .archive-post-info .archive-post-link {
  color: #5eb0ff;
  font-size: 22px;
  margin: 0;
  margin-top: 8px;
}
.archive .archive-post .archive-post-info .archive-post-link:hover {
  color: #86c3ff;
}
.pagination {
  width: 80%;
  margin: 24px auto;
  font-weight: 500;
}
.pagination .page-number {
  display: none;
}
.pagination:before,
.pagination:after,
.article-page:after {
  content: '';
  display: table;
}
.pagination:after {
  clear: both;
}
.pagination .extend {
  text-decoration: none;
  color: #383838;
  font-size: 18px;
}
.pagination .extend.next {
  float: right;
  transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -moz-transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -webkit-transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
}
.pagination .extend.next:hover {
  color: #5eb0ff;
  transform: translateX(4%);
  -ms-transform: translateX(4%);
  -moz-transform: translateX(4%);
  -webkit-transform: translateX(4%);
}
.pagination .extend.prev {
  float: left;
  transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -moz-transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -webkit-transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
}
.pagination .extend.prev:hover {
  color: #5eb0ff;
  transform: translateX(-4%);
  -ms-transform: translateX(-4%);
  -moz-transform: translateX(-4%);
  -webkit-transform: translateX(-4%);
}
@media screen and (max-width: 650px) {
  .pagination .extend {
    font-size: 14px;
  }
}
.article-page {
  width: 90%;
  margin: 24px auto;
  font-weight: 500;
}
@media screen and (max-width: 650px) {
  .article-page {
    text-align: center;
  }
}
.article-page a {
  text-decoration: none;
  color: #383838;
  font-size: 16px;
}
@media screen and (max-width: 650px) {
  .article-page a {
    font-size: 12px;
  }
}
.article-page a:hover {
  color: #5eb0ff;
}
.article-page:before {
  content: '';
  display: table;
}
.article-page:after {
  clear: both;
}
.article-page .art-right {
  float: right;
  transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -moz-transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -webkit-transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
}
@media screen and (max-width: 650px) {
  .article-page .art-right {
    float: none;
    display: block;
    margin-bottom: 16px;
  }
}
.article-page .art-right:hover {
  transform: translateX(4%);
  -ms-transform: translateX(4%);
  -moz-transform: translateX(4%);
  -webkit-transform: translateX(4%);
}
.article-page .art-left {
  float: left;
  transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -moz-transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -webkit-transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
}
@media screen and (max-width: 650px) {
  .article-page .art-left {
    float: none;
    display: block;
    margin-top: 16px;
  }
}
.article-page .art-left:hover {
  transform: translateX(-4%);
  -ms-transform: translateX(-4%);
  -moz-transform: translateX(-4%);
  -webkit-transform: translateX(-4%);
}
.space {
  visibility: hidden;
}
.post-toc {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 200px;
  margin: 230px 0;
  margin-right: 16px;
  line-height: 1.5;
}
.post-toc .toc-inner {
  padding: 0 16px;
  opacity: 0;
  transform-origin: right center;
  transform: rotateY(70deg);
  -ms-transform: rotateY(70deg);
  -moz-transform: rotateY(70deg);
  -webkit-transform: rotateY(70deg);
  transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -moz-transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -webkit-transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
  transition-delay: 100ms;
  -moz-transition-delay: 100ms;
  -webkit-transition-delay: 100ms;
}
.post-toc .toc-inner.show {
  opacity: 1;
  transform: rotateY(0deg);
  -ms-transform: rotateY(0deg);
  -moz-transform: rotateY(0deg);
  -webkit-transform: rotateY(0deg);
}
.post-toc .toc-item {
  list-style: none;
  padding-left: 16px;
}
.post-toc .toc-link {
  word-break: break-all;
}
.post-toc .toc-link.active:before {
  content: '\e78b';
  color: #5eb0ff;
}
.post-toc .toc-link.active .toc-text {
  padding: 0 4px;
  font-weight: bold;
}
.post-toc .toc {
  margin: 0;
  padding: 0;
}
.post-toc .toc-child {
  margin: 0;
  padding: 0;
}
.post-toc .title {
  position: relative;
  text-align: center;
  font-weight: bold;
  margin: 8px 0;
  cursor: pointer;
  padding: 4px 0;
  opacity: 0.5;
}
.post-toc .title:after {
  content: '';
  position: absolute;
  left: 50%;
  right: 50%;
  bottom: 0;
  height: 1px;
  background-color: #5eb0ff;
  transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -moz-transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -webkit-transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
}
.post-toc .title.show {
  opacity: 1;
}
.post-toc .title.show:after {
  left: 30%;
  right: 30%;
}
@media screen and (max-width: 650px) {
  .post-toc {
    display: none;
  }
}
@media screen and (max-width: 800px) {
  .post-toc {
    display: none;
  }
}
.backtop {
  display: flex;
  flex-direction: column;
  z-index: 10;
  position: fixed;
  bottom: 32px;
  right: 32px;
  color: #5eb0ff;
  user-select: none;
  -moz-user-select: none;
  -webkit-user-select: none;
  -webkit-user-select: none;
  cursor: pointer;
}
@media screen and (max-width: 650px) {
  .backtop {
    display: none;
  }
}
.backtop i {
  font-size: 24px;
  font-weight: 100;
}
.tagcloud-taglist button {
  outline: 0;
  background-color: transparent;
  cursor: pointer;
  border-radius: 12px;
  padding: 8px 16px;
  color: #5eb0ff;
  font-weight: bold;
  border: 1px solid;
  border-color: transparent #5eb0ff transparent #5eb0ff;
  transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -moz-transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -webkit-transition: all 280ms cubic-bezier(0.8, 0, 0.2, 1);
}
.tagcloud-taglist button:hover {
  color: #fff;
  background-color: #5eb0ff;
}
.tagcloud {
  display: none;
  position: fixed;
  top: 98px;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 500;
  overflow: auto;
  overflow-x: hidden;
}
.tagcloud.show {
  display: block;
}
@media screen and (max-width: 650px) {
  .tagcloud {
    display: none;
  }
}
.tagcloud .tagcloud-taglist {
  width: 100%;
  margin-top: 4em;
  padding: 0 4em;
  display: flex;
  flex-flow: row nowrap;
  align-items: center;
  flex-wrap: wrap;
}
.tagcloud .tagcloud-taglist .tagcloud-tag {
  margin: 8px 16px;
}
.tagcloud .tagcloud-postlist {
  display: none;
  padding: 0 6em;
  margin: 32px 0;
}
.tagcloud .tagcloud-postlist h2 {
  color: #5eb0ff;
}
.tagcloud .tagcloud-postlist.active {
  display: block;
}
.tagcloud .tagcloud-postlist .tagcloud-post {
  user-select: none;
  -moz-user-select: none;
  -webkit-user-select: none;
  margin-left: 24px;
  line-height: 2;
  transition: color 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -moz-transition: color 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -webkit-transition: color 280ms cubic-bezier(0.8, 0, 0.2, 1);
}
.tagcloud .tagcloud-postlist .tagcloud-post a {
  color: inherit;
  text-decoration: none;
}
.tagcloud .tagcloud-postlist .tagcloud-post:hover {
  color: #86c3ff;
}
.tagcloud .tagcloud-postlist .tagcloud-posttime {
  color: #999;
}
.tagcloud .tagcloud-postlist .tagcloud-posttime:after {
  content: ' · ';
}
.search input {
  outline: none;
  border: none;
  background-color: transparent;
  width: 100%;
  padding: 0 8px;
}
.search ::placeholder {
  color: #c0c0c0;
}
.search {
  display: none;
  position: fixed;
  top: 98px;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 500;
  overflow: auto;
  overflow-x: hidden;
  margin-top: 4em;
  padding: 0 40px;
}
.search.show {
  display: block;
}
.search .input {
  font-size: 32px;
  padding: 8px;
  border-bottom: 1px solid #5eb0ff;
  max-width: 900px;
  margin: 0 auto;
}
@media screen and (max-width: 800px) {
  .search .input {
    width: 570px;
    font-size: 24px;
  }
}
@media screen and (max-width: 650px) {
  .search .input {
    width: 230px;
    font-size: 18px;
    height: 24px;
  }
}
.search #search-result {
  margin-top: 32px;
}
@media screen and (max-width: 650px) {
  .search #search-result {
    width: 100%;
  }
}
.search #search-result .search-result-list {
  list-style: none;
  padding: 8px;
  max-width: 900px;
  margin: 0 auto;
}
.search #search-result .search-result-list .search-result-item {
  border-bottom: 1px solid #f0f0f0;
}
.search #search-result .search-result-list .search-result-item:last-child {
  border-color: transparent;
}
.search #search-result .search-result-list .search-result-item h2 {
  font-size: 22px;
}
.search #search-result .search-result-list .search-result-item a {
  text-decoration: none;
  color: #5eb0ff;
  transition: color 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -moz-transition: color 280ms cubic-bezier(0.8, 0, 0.2, 1);
  -webkit-transition: color 280ms cubic-bezier(0.8, 0, 0.2, 1);
}
.search #search-result .search-result-list .search-result-item a:hover {
  color: #86c3ff;
}
.search #search-result .search-result-list .search-keyword {
  color: #5eb0ff;
}