/* 清除所有盒子内外边距 */
* {
  margin: 0;
  padding: 0;
}
body {
  line-height: 1.5;
  font-size: 14px;
  font-family: 'PingFangSC-Medium', 'PingFang SC', 'PingFangSC-Regular', 'helvetica neue', tahoma, 'microsoft yahei', arial, 'hiragino sans gb', sans-serif;
  -webkit-font-smoothing: antialiased;
}
button,
input,
optgroup,
select,
textarea {
  color: inherit;
  font: inherit;
  margin: 0;
  padding: 0;
  border: 0;
  background: 0;
}
button:focus,
input:focus,
optgroup:focus,
select:focus,
textarea:focus {
  text-decoration: none;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  outline: none;
}
textarea {
  resize: none;
}
img {
  border: 0;
  vertical-align: bottom;
}
a,
a:hover,
a:active,
a:visited,
a:link,
a:focus {
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  -webkit-tap-highlight-color: transparent;
  outline: none;
  background: none;
  text-decoration: none;
}
ul,
li {
  list-style: none;
}
/* 双伪元素清除浮动 */
.clearfix:before,
.clearfix:after {
  content: "";
  display: table;
}
.clearfix:after {
  clear: both;
}
.clearfix {
  *zoom: 1;
}
.text-hide {
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}