@charset "UTF-8";
* {
  margin: 0;
  padding: 0;
}

body {
  font-size: 15px;
  font-family: Chinese Quote, -apple-system, BlinkMacSystemFont, Segoe UI, PingFang SC, Hiragino Sans GB, Microsoft YaHei, Helvetica Neue, Helvetica, Arial, sans-serif, "微软雅黑", "Microsoft YaHei";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  position: relative;
  color: #343544;
}

a {
  color: #343544;
}

a:hover {
  color: #343544;
}

.f-weight-700 {
  font-weight: 700;
}

a {
  text-decoration: none;
}

ul,
ul li {
  list-style: none;
}

.hidden {
  display: none !important;
}

.font-14 {
  font-size: 14px;
}

.font-15 {
  font-size: 15px;
}

.font-16 {
  font-size: 16px;
}

.width-100 {
  width: 100%;
}

.height-100 {
  height: 100%;
}

.mt-5 {
  margin-top: 5px;
}

.mt-10 {
  margin-top: 10px;
}

.mt-15 {
  margin-top: 15px;
}

.mt-20 {
  margin-top: 20px;
}

.mr-5 {
  margin-right: 5px;
}

.mr-10 {
  margin-right: 10px;
}

.mr-15 {
  margin-right: 15px;
}

.mr-20 {
  margin-right: 20px;
}

.ml-5 {
  margin-left: 5px;
}

.ml-10 {
  margin-left: 10px;
}

.ml-15 {
  margin-left: 15px;
}

.ml-20 {
  margin-left: 20px;
}

.flex-row {
  display: flex;
}

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

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

.clerfix::before,
.clerfix::after {
  content: "";
  display: table;
}

.clerfix::after {
  clear: both;
}

.clerfix {
  *zoom: 1;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin-bottom: 0;
}

.placeholder-box {
  width: 100%;
  display: flex;
  flex-direction: column;
}