html {
  color: #000;
  overflow-y: scroll;
  background: #fff;
}

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

body, button, input, select, textarea {
  /* font: 12px/1.5 Tahoma, Arial, "\5b8b\4f53", sans-serif; */
  font: 12px/1.5 -apple-system, BlinkMacSystemFont, Hiragino Sans GB, Microsoft YaHei, sans-serif;
}

h1, h2, h3, h4, h5, h6 {
  font-size: 100%;
  font-weight: normal;
}

address, cite, dfn, em, var {
  font-style: normal;
}

code, kbd, pre, samp, tt {
  font-family: "Courier New", Courier, monospace;
}

small {
  font-size: 12px;
}

ul, ol {
  list-style: none;
}

a {
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

abbr[title], acronym[title] {
  border-bottom: 1px dotted;
  cursor: help;
}

q:before, q:after {
  content: '';
}

:focus {
  outline: 0;
}

legend {
  color: #000;
}

fieldset, img {
  border: none;
}

button, input, select, textarea {
  font-size: 100%;
}

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

hr {
  border: none;
  height: 1px;
  *color: #fff;
}

img {
  -ms-interpolation-mode: bicubic;
}

.yug-left {
  float: left;
}

.yug-right {
  float: right;
}

.yug-clear {
  clear: both;
}

.yug-clr {
  *zoom: 1;
}

.yug-clr:after {
  display: block;
  clear: both;
  height: 0;
  content: "\0020";
}

.yug-hide {
  display: none;
}

.yug-show {
  display: block;
}

.yug-locate {
  position: relative;
}

.yug-cny {
  font-family: Helvetica, Arial;
}

.yug-gray {
  color: #666;
}

.yug-bold {
  font-weight: 700;
}

.screen {
  width: 990px;
  margin: 0 auto;
  padding: 0 5px;
}

#header, #content, #footer, .layout {
  *zoom: 1;
}

#header:after, #content:after, #footer:after, .layout:after {
  display: block;
  clear: both;
  height: 0;
  content: "\0020";
}

.layout .grid {
  float: left;
}

.layout .grid-fixed {
  margin-right: 0!important;
}

.w952 {
  width: 952px;
  margin: 0 auto;
  padding: 0 4px;
}