body {
  font-family: pingfang SC,helvetica neue,arial,hiragino sans gb,microsoft yahei ui,microsoft yahei,simsun,sans-serif;
}
.container {
  color: #333;
}
.nav {
  width: 300px;
  background-color: #F6F6F6;
  height: 100vh;
  overflow: auto;
  position: fixed;
}
.nav-inner {
  height: auto;
}
.nav .logo {
  width: 100%;
  height: 160px;
  background-color: #ff6a00;
  background-image: url(../img/logo-bg.jpeg);
  background-repeat: no-repeat;
  background-size: 100% 100%;
}
.nav .logo img {
  width: 80%;
  margin-top: 60px;
  margin-left: 30px;
}
.nav ul {
  list-style: none;
  margin: 40px 0 0;
  padding: 0;
  width: 100%;
}
.nav ul li {
  width: 100%;
  height: 40px;
}
.nav ul li a {
  width: 100%;
  height: 100%;
  padding-left: 32px;
  text-decoration: none;
  color: #333;
}
.nav ul li a:hover {
  color: #ff6a00;
}
.nav ul li.li-h3 a {
  width: 100%;
  padding-left: 64px;
}

.content {
  margin-left: 300px;
  padding-top: 48px;
}

.content-inner {
  max-width: 1200px;
  padding: 0 48px 0;
  margin: 0 auto 48px;
}

.copyrights {
  height: 56px; 
  line-height: 56px;
  padding-left: 48px;
  background-color: #EEEEEE;
}

/* @media screen and (max-width: 768px) */
@media screen and (max-width: 768px) {
  .nav {
    width: 100%;
    background-color: #F6F6F6;
    height: 48px;
    overflow: auto;
    position: relative;
  }
  .nav .logo {
    height: 48px;
  }
  .nav .logo img {
    margin-top: 0px;
    padding-top: 8px;
    margin-left: auto;
    margin-right: auto;
    height: 32px;
    width: auto;
    display: block;
  }
  .nav ul {
    display: none;
  }
  .content {
    margin-left: 0;
    padding-top: 48px;
  }
  .content-inner {
    max-width: 1200px;
    padding: 0 24px 0;
    margin: 0 auto 24px;
  }
}

/* content */
h1 {
  margin-top: 0;
  border-bottom: 1px solid rgba(61,61,61,.1);
  padding-bottom: 24px;
}

h2 {
  font-weight: 500;
  margin: 32px 0 16px;
}

p {
  line-height: 24px;
}

pre code {
  display: block;
  overflow-x: auto;
  background: #f7f7f7;
  color: #695d69;
  padding: 1em;
}

p img {
  max-width: 100%;
  height: auto;
}

ul, ol {
  padding-left: 24px;
}

li {
  line-height: 24px;  
}

table {
  width: 100%;
  overflow: auto;
  display: block;
  border: none;
}

table thead {
  color: #000;
  text-align: left;
  vertical-align: bottom;
  white-space: nowrap;
}

/* table tbody tr:nth-child(2n-1) td {
  background-color: #f3f6f6;
} */

th {
  background-color: #f3f6f6;
}


td, th {
  border: 1px solid #e1e4e5;
  border-collapse: collapse;
  font-size: 90%;
  margin: 0;
  overflow: visible;
  padding: 8px 16px;
}

a {
  color: #0070cc;
  text-decoration: none;
}

blockquote {
  background-color: #DBEDFE;
  margin: 0;
  padding: 16px;
}
blockquote p {
  margin: 0;
}
blockquote p + p {
 margin-top: 16px; 
}