body,
html {
  height: 100%;
  margin: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  background: #f0f0f0;
  font-family: Arial, sans-serif;
}

.error-page {
  text-align: center;
}

.error-illustration {
  width: 100px;
  height: 100px;
  background: url("../img/error-illustration.png") no-repeat center center;
  background-size: contain;
  animation: bounce 2s infinite;
}

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