* {
  box-sizing: border-box;
  font-family: Microsoft YaHei,'微软雅黑',YaHei,tahoma,Helvetica,"Hiragino Sans GB",Arial,"\5b8b\4f53",sans-serif;
}

html, body {
  background: #fff;
  height: 100%;
}

html, body, div, span, applet, object, iframe, h1, h2, h3, h4, h5, h6, p,
blockquote, pre, a, abbr, acronym, address, big, cite, code, del, dfn,
em, font, img, ins, kbd, q, s, samp, small, strike, strong, sub, sup,
tt, b, u, i, input, center, dl, dt, dd, ol, ul, li, fieldset, form, label,
legend, table, caption, tbody, tfoot, thead, tr, th, td, button {
  margin: 0;
  padding: 0;
  border: 0;
  outline: 0;
}

a {
  text-decoration: none;
  outline: none;
  color: #666
}

a:link {
  text-decoration: none;
  outline: none;
}

a:visited {
  text-decoration: none;
  outline: none;
}

a:hover {
  text-decoration: none;
  outline: none;
}

a:active {
  text-decoration: none;
  outline: none;
}

a:focus {
  outline: none;
}

i, em {
  font-style: normal;
}

li {
  list-style: none;
}

img {
  border: 0;
  vertical-align:bottom
}

:focus {
  outline: 0;
}

input[type="color"],
input[type="date"],
input[type="datetime"],
input[type="datetime-local"],
input[type="email"],
input[type="month"],
input[type="number"],
input[type="password"],
input[type="search"],
input[type="tel"],
input[type="text"],
input[type="time"],
input[type="url"],
input[type="week"],
select:focus,
textarea {
  font-size: 16px;
}

/* 公共样式
   ========================================================================== */
.clear, .clr {
  display: block;
  overflow: hidden;
  clear: both;
  height: 0;
  line-height: 0;
  font-size: 0;
}

.clearfix:after {
  clear: both;
  content: ".";
  display: block;
  height: 0;
  line-height: 0;
  visibility: hidden;
}

.clearfix {
  display: inline-block;
}

html[xmlns] .clearfix {
  display: block;
}

* html .clearfix {
  height: 1%;
}

* + html .clearfix {
  height: 1%;
}

.fl {
  float: left;
}

.fr {
  float: right;
}

.pa {
  position: absolute;
}

.pr {
  position: relative;
}

/** input */
input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
  -webkit-appearance: none;
}
input[type="number"]{
  -moz-appearance: textfield;
}

input::-webkit-input-placeholder {
  font-size: 0.28rem !important;
  font-family: PingFangSC, PingFangSC-Regular !important;
  font-weight: 400 !important;
  color: #c3c2c6 !important;
}

/* // 公共样式 */
.u-flex {
	display: flex;
	flex-direction: row;
	align-items: center;
}

.u-flex-1 {
  flex: 1;
}

.u-flex-wrap {
	flex-wrap: wrap;
}

.u-flex-nowrap {
	flex-wrap: nowrap;
}

.u-col-center {
	align-items: center;
}

.u-col-top {
	align-items: flex-start;
}

.u-col-bottom {
	align-items: flex-end;
}

.u-row-center {
	justify-content: center;
}

.u-row-left {
	justify-content: flex-start;
}

.u-row-right {
	justify-content: flex-end;
}

.u-row-between {
	justify-content: space-between;
}

.u-row-around {
	justify-content: space-around;
}

.u-text-left {
	text-align: left;
}

.u-text-center {
	text-align: center;
}

.u-text-right {
	text-align: right;
}

.u-flex-col {
	display: flex;
	flex-direction: column;
}