:root {
  background-color: #121212;
  font-family: 'Courier New', Courier, monospace;
  overflow-x: hidden;
}

.header {
  margin-top: 2em;
  display: flex;
  align-items: center;
  justify-content: center;
}
.header h1 {
  font-size: 2.5em;
  color:blanchedalmond;
  display: inline-table;
}

.header h1:not(:active){
  animation: slide-right 1.5s;
}

.header h1:hover {
  animation: shake 10ms infinite;
}

.header img {
  border-radius: 25%;
  margin-right: 1em;
  vertical-align: middle;
  max-width: 10em;
  animation: slide-left 1.5s ;
}

@keyframes slide-left {
  from {
    transform: translateX(-10000em);
  }

  to {
    transform: translateX(0);
  }
}

@keyframes slide-right {
  from {
    transform: translateX(10000em);
  }

  to {
    transform: translateX(0);
  }
}

@keyframes shake {
  0% { transform: translate(0, 0) rotate(0deg); }
  25% { transform: translate(5px, 5px) rotate(5deg); }
  50% { transform: translate(0, 0) rotate(0eg); }
  75% { transform: translate(-5px, 5px) rotate(-5deg); }
  100% { transform: translate(0, 0) rotate(0deg); }
}