html, body {
  height: 100%;
}
.main {
  height: 100%;
}
.p404 {
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}
.p404-btn-wrap {
  margin-top: 30px;
  text-align: center;
  display: flex;
  justify-content: center;
}
.p404-btn-wrap a.primary {
  color: #2bb594;
}
.p404-btn-wrap a {
  font-size: 14px;
  line-height: 19px;
  position: relative;
  display: inline-block;
  padding: 0 8px;
  color: #818F97;
  white-space: nowrap;
}
.p404-btn-wrap a:hover::after {
  content: "";
  position: absolute;
  left: 8px;
  right: 8px;
  height: 0;
  bottom: 0;
  border-bottom: 1px solid #818F97;
}
.p404-btn-wrap a.primary:hover::after {
  border-bottom-color: #2bb594;
}
.p404-btn-wrap a + a::before {
  margin-left: 1px;
  content: ' ';
  position: absolute;
  top: 4px;
  left: -1px;
  width: 1px;
  height: 10px;
  background: #e0e0e0;
  z-index: 1;
}
.p404 p {
  font-size: 20px;
  text-align: center;
  color: #333;
  line-height: 26px;
}