html {
  font-size: 100%;
  overflow-y: scroll;
  -webkit-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
}

body {
  color: #444;
  font-family: Georgia, Palatino, 'Palatino Linotype', Times, 'Times New Roman', "Hiragino Sans GB", "STXihei", "微软雅黑", serif;
  font-size: 12px;
  line-height: 1.5em;
  background: #fefefe;
  width: 45em;
  margin: 10px auto;
  padding: 1em;
  outline: 1300px solid #FAFAFA;
}

a {
  color: #0645ad;
  text-decoration: none;
}

a:visited {
  color: #0b0080
}

a:hover {
  color: #06e
}

a:active {
  color: #faa700
}

a:focus {
  outline: thin dotted
}

a:hover,
a:active {
  outline: 0
}

span.backtick {
  border: 1px solid #EAEAEA;
  border-radius: 3px;
  background: #F8F8F8;
  padding: 0 3px 0 3px;
}

::-moz-selection {
  background: rgba(255,255,0,0.3);
  color: #000;
}

::selection {
  background: rgba(255,255,0,0.3);
  color: #000;
}

a::-moz-selection {
  background: rgba(255,255,0,0.3);
  color: #0645ad;
}

a::selection {
  background: rgba(255,255,0,0.3);
  color: #0645ad;
}

p {
  margin: 1em 0
}

img {
  max-width: 100%
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: normal;
  color: #111;
  line-height: 1em;
}

h4,
h5,
h6 {
  font-weight: bold
}

h1 {
  font-size: 2.5em
}

h2 {
  font-size: 2em;
  border-bottom: 1px solid silver;
  padding-bottom: 5px;
}

h3 {
  font-size: 1.5em
}

h4 {
  font-size: 1.2em
}

h5 {
  font-size: 1em
}

h6 {
  font-size: 0.9em
}

blockquote {
  color: #666666;
  margin: 0;
  padding-left: 3em;
  border-left: 0.5em #EEE solid;
}

hr {
  display: block;
  height: 2px;
  border: 0;
  border-top: 1px solid #aaa;
  border-bottom: 1px solid #eee;
  margin: 1em 0;
  padding: 0;
}

pre,
code,
kbd,
samp {
  color: #000;
  font-family: monospace;
  font-size: 0.88em;
  border-radius: 3px;
  background-color: #F8F8F8;
  border: 1px solid #CCC;
}

pre {
  white-space: pre;
  white-space: pre-wrap;
  word-wrap: break-word;
  padding: 5px 12px;
}

pre code {
  border: 0px !important;
  padding: 0;
}

code {
  padding: 0 3px 0 3px
}

b,
strong {
  font-weight: bold
}

dfn {
  font-style: italic
}

ins {
  background: #ff9;
  color: #000;
  text-decoration: none;
}

mark {
  background: #ff0;
  color: #000;
  font-style: italic;
  font-weight: bold;
}

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

sup {
  top: -0.5em
}

sub {
  bottom: -0.25em
}

ul,
ol {
  margin: 1em 0;
  padding: 0 0 0 2em;
}

li p:last-child {
  margin: 0
}

dd {
  margin: 0 0 0 2em
}

img {
  border: 0;
  -ms-interpolation-mode: bicubic;
  vertical-align: middle;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

td {
  vertical-align: top
}

@media only screen and (min-width: 480px) { 
    body {
      font-size: 14px;
    }
}

@media only screen and (max-width: 480px) {
  body {
    width: 100%;
  }
}

@media only screen and (min-width: 768px) { 
    body {
      font-size: 16px
    }
}

@media print { 
    * {
      background: transparent !important;
      color: black !important;
      filter: none !important;
      -ms-filter: none !important;
    }

    body {
      font-size: 12pt;
      max-width: 100%;
      outline: none;
    }

    a,
    a:visited {
      text-decoration: underline
    }

    hr {
      height: 1px;
      border: 0;
      border-bottom: 1px solid black;
    }

    a[href]:after {
      content: " (" attr(href) ")"
    }

    abbr[title]:after {
      content: " (" attr(title) ")"
    }

    .ir a:after,
    a[href^="javascript:"]:after,
    a[href^="#"]:after {
      content: ""
    }

    pre,
    blockquote {
      border: 1px solid #999;
      padding-right: 1em;
      page-break-inside: avoid;
    }

    tr,
    img {
      page-break-inside: avoid
    }

    img {
      max-width: 100% !important
    }
}