/* Error */

.oops {
  flex-direction: column;
  position: relative;
}

.ops {
  font-size: 100px;
  float: left;
  width: 100%;
  margin-top: 100px;
}

.ndisp {
  font-size: 50px;
  width: 100%;
}

.c404 {
  animation: float 5s ease-in-out infinite;
}

@keyframes float {
  0%,
  100% {
    transform: translatey(0);
  }
  50% {
    transform: translatey(-20px);
  }
}