/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background-color: #0c0c0c;
  color: #dddddd;
  font-family: "Courier New", Courier, monospace;
  line-height: 1.7;
  padding: 40px 20px;
}

a {
  color: #00ccff;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* Header */
header {
  margin-bottom: 40px;
}

header h1 {
  color: #99ff00;
  font-size: 2em;
  margin-bottom: 10px;
}

header nav a {
  color: #00ccff;
  margin-right: 15px;
  font-weight: bold;
}

/* Container */
.container {
  max-width: 1000px;
  margin: auto;
}

/* Main layout */
main {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
}

.content {
  flex: 3;
}

.sidebar {
  flex: 1;
  min-width: 250px;
}

.sidebar section {
  margin-bottom: 30px;
}

/* Headers and highlights */
h2, h3 {
  color: #99ff00;
  margin: 20px 0 10px;
}

ul {
  list-style-type: none;
  padding-left: 0;
}

ul li::before {
  content: ">> ";
  color: #99ff00;
  margin-right: 5px;
}

/* Paragraphs */
p {
  margin-bottom: 15px;
}

/* Footer */
footer {
  border-top: 1px solid #444;
  text-align: center;
  padding: 20px;
  color: #888;
  margin-top: 50px;
  font-size: 0.9em;
}