body {
  font-family: 'Tahoma', 'Geneva', sans-serif;
  margin: 0;
  padding: 0;
  background: #008080 url('https://www.transparenttextures.com/patterns/45-degree-fabric-light.png');
  color: black;
}

header {
  background: silver;
  color: black;
  padding: 1rem;
  border-bottom: 2px solid #000;
  box-shadow: inset -2px -2px #fff, inset 2px 2px #808080;
}

nav ul {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  padding: 0.5rem;
  margin: 0;
  background: #c0c0c0;
  border: 2px inset #808080;
}

nav li {
  margin-right: 1rem;
}

nav a {
  color: blue;
  text-decoration: underline;
  background-color: #e0e0e0;
  border: 2px outset #fff;
  padding: 0.25em 0.5em;
  font-family: 'Courier New', monospace;
  display: inline-block;
}

nav a:hover {
  background-color: yellow;
  color: red;
  text-decoration: none;
  border: 2px inset #000;
}

main {
  padding: 1rem;
  background-color: #fdfdfd;
  border: 2px solid #000;
  box-shadow: 4px 4px 0 #444;
  margin: 2rem auto;
  max-width: 800px;
}

/* Extra basic styling */
a:hover {
  background-color: yellow;
  color: red;
  text-decoration: none;
}

/* Optional retro heading styles */
h1, h2, h3 {
  font-family: 'Verdana', sans-serif;
  background-color: #000080;
  color: white;
  padding: 0.25em;
  border: 2px outset #404040;
  margin-top: 1em;
}

h3 {
  background-color: #404040;
}

/* Blinking text class */
.blink {
  animation: blink 1s steps(2, start) infinite;
  color: red;
  font-weight: bold;
}

#home {
  display: flex;
  flex-direction: column;
  align-items: center;
}

#home img {
  width: 75%;
}

@keyframes blink {
  to {
    visibility: hidden;
  }
}