html,
body {
  height: 100%;
  padding: 0;
  margin: 0;
  --shuyunBlue1: #EEF4FF;
  --shuyunBlue2: #DBE6FF;
  --shuyunBlue3: #BBCFFC;
  --shuyunBlue4: #2157EB;
  --shuyunBlue5: #2248B6;
  --shuyunBlue6: #263D80;
  --shuyunBlue7: #253053;
  --shuyun-gray-0: #000000;
  --shuyun-gray-9: rgba(0, 0, 0, 0.85);
  --shuyun-gray-8: rgba(0, 0, 0, 0.65);
  --shuyun-gray-7: rgba(0, 0, 0, 0.45);
  --shuyun-gray-4: #E8E8E8;
  --shuyun-gray-3: #F5F5F5;
}
h1,
h2,
p {
  padding: 0;
  margin: 0;
}
#portal-body {
  position: relative;
  overflow-x: hidden;
  overflow-y: auto;
  background-color: #fff;
  font-family: -apple-system, BlinkMacSystemFont, Segoe UI, PingFang SC, Hiragino Sans GB, Microsoft YaHei, Helvetica Neue, Helvetica, Arial, sans-serif, Apple Color Emoji, Segoe UI Emoji, Segoe UI Symbol;
  padding-top: 60px;
}
#portal-body > header {
  position: fixed;
  left: 0;
  top: 0;
  right: 0;
  background-color: #fff;
  z-index: 9;
}