* {
  box-sizing: border-box;
}

body {
  background-color: #F7F3ED;
  font: 16px/1 Avenir, "PingFang SC", "MicroSoft Yahei UI", "MicroSoft Yahei", "微软雅黑", "黑体", "宋体", sans-serif;
}

h1, h2, h3, h4, p {
  margin: 0;
  padding: 0;
}

a {
  text-decoration: none;
  outline: none;
  -webkit-tap-highlight-color: transparent;
  color: #ffd90d;
}

header {
  position: fixed;
  left: 0;
  top: 0;
  height: 56px;
  width: 100%;
  box-shadow: 0 1px 13px 0 rgba(85, 81, 79, 0.2), inset 0 -1px 0 0 #dddddd;
  -webkit-box-shadow: 0 1px 13px 0 rgba(85, 81, 79, 0.2), inset 0 -1px 0 0 #dddddd;
  -moz-box-shadow: 0 1px 13px 0 rgba(85, 81, 79, 0.2), inset 0 -1px 0 0 #dddddd;
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
header > .inner {
  width: 1200px;
  margin: 0 auto;
  height: 56px;
  position: relative;
  z-index: 10;
}
header > .inner > img {
  float: left;
  width: 36px;
  margin-top: 10px;
  margin-left: 26px;
}
header > .inner > a {
  float: right;
  font-size: 18px;
  font-weight: 500;
  color: #ffd90d;
  line-height: 26px;
  margin-top: 16px;
}
main {
  width: 1200px;
  margin: 56px auto 0;
  box-shadow: 0 0 30px 0 rgba(85, 81, 79, 0.05);
  -webkit-box-shadow: 0 0 30px 0 rgba(85, 81, 79, 0.05);
  -moz-box-shadow: 0 0 30px 0 rgba(85, 81, 79, 0.05);
  background-color: #ffffff;
  border: 1px solid transparent;
}
main > h3 {
  margin-top: 64px;
  font-size: 38px;
  line-height: 53px;
  color: #55514f;
  text-align: center;
}
main > p.sub {
  margin-top: 5px;
  font-size: 16px;
  line-height: 26px;
  text-align: center;
  color: rgba(85, 81, 79, 0.72);
  margin-bottom: 88px;
}
main > .inner {
  padding: 0 100px 0 76px;
}
main > .inner > p.intro {
  font-size: 18px;
  line-height: 1.44;
  color: rgba(85, 81, 79, 0.9);
  margin-bottom: 60px;
}
main > .inner > h4 {
  font-size: 24px;
  line-height: 26px;
  color: #55514f;
  font-weight: 500;
  margin-bottom: 22px;
}
main > .inner > p {
  font-size: 18px;
  line-height: 1.44;
  color: rgba(85, 81, 79, 0.9);
  margin-bottom: 52px;
}