.error-pg {
  background: url(../images/error-bg.png) no-repeat center center;
  height: 100vh;
}
.error-pg .main {
  position: absolute;
  top: 30%;
  width: 100%;
}
.error-pg h1 {
  font-size: 4rem;
}

.btn-blue {
  background-color: #1A73E8;
  border-radius: 5px;
  padding: 12px 40px;
  border: 0;
}