body {
  padding: 0;
  margin: 0;
}
.maintain {
  height: 100vh;
  overflow: hidden;
  position: relative;
}
.bottom {
  position: absolute;
  bottom: 0;
  width: 100%;
  height: 50px;
  font-size: 14px;
  line-height: 50px;
  color: #999;
  text-align: center;
  background-color: #4a4a4a;
}
a {
  text-decoration: none;
  color: #999;
}
.text-jumbo {
  font-size: 60px;
  font-weight: 700;
  color: #484848;
}
.flex {
  display: flex;
}
.errPage-container {
  width: 800px;
  max-width: 100%;
  margin: 100px auto;
}