.error-page {
  height: calc(100vh - 80px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}
.error-page .gray-logo {
  width: 100px;
  height: auto;
  margin-bottom: 20px;
}
.error-page .btn-block {
  display: flex;
  flex-direction: row;
  justify-content: center;
  margin-top: 20px;
}
.error-page .btn-block .btn {
  font-size: 12px;
  background: #50D6DC;
  color: white;
}
.error-page .btn-block .btn:hover {
  background: #76e0e6;
}
.error-page .btn-block .btn:last-child {
  margin-left: 20px;
}