css
/* styles.css */
body {
  background-color: #f2f2f2;
  color: #000;
  font-family: Arial, sans-serif;
  line-height: 1.5;
  font-size: 16px;
  margin: 0;
  padding: 0;
}

a {
  text-decoration: none;
  color: #000;
  font-weight: bold;
  border-bottom: 4px solid #000;
  border-width: 4px;
  border-style: solid;
  padding: 8px 16px;
  border-radius: 4px;
  transition: background-color 0.5s ease-out;
}

h1, h2, h3, h4, h5, h6 {
  margin-top: 0;
  line-height: 1.2;
  text-transform: uppercase;
  font-family: 'Futura Extra Bold', sans-serif;
  font-weight: bold;
  letter-spacing: 0.1em;
  color: #f2f2f2;
  background: #000;
  border: 4px solid #f2f2f2;
  border-radius: 4px;
  padding: 8px 16px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

h1 {
  font-size: 36px;
  letter-spacing: 0.2em;
  border-bottom: 4px solid #f2f2f2;
  border-radius: 4px;
}

h2 {
  font-size: 24px;
  letter-spacing: 0.1em;
  border-bottom: 4px solid #f2f2f2;
  border-radius: 4px;
}

h3 {
  font-size: 20px;
  letter-spacing: 0.1em;
  border-bottom: 4px solid #f2f2f2;
  border-radius: 4px;
}

h4 {
  font-size: 18px;
  letter-spacing: 0.1em;
  border-bottom: 4px solid #f2f2f2;
  border-radius: 4px;
}

h5 {
  font-size: 16px;
  letter-spacing: 0.1em;
  border-bottom: 4px solid #f2f2f2;
  border-radius: 4px;
}

h6 {
  font-size: 14px;
  letter-spacing: 0.1em;
  border-bottom: 4px solid #f2f2f2;
  border-radius: 4px;
}

p {
  font-family: 'Futura Extra Bold', sans-serif;
  font-size: 14px;
  line-height: 1.5;
  letter-spacing: 0.1em;
  color: #000;
  background: #f2f2f2;
  border: 4px solid #000;
  border-radius: 4px;
  padding: 8px 16px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

code {
  font-family: 'Futura Extra Bold', sans-serif;
  font-size: 16px;
  line-height: 1.2;
  letter-spacing: 0.1em;
  color: #f2f2f2;
  background: #000;
  border: 4px solid #f2f2f2;
  border-radius: 4px;
  padding: 4px 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

code span {
  font-weight: bold;
}

pre {
  font-family: 'Futura Extra Bold', sans-serif;
  font-size: 16px;
  line-height: 1.2;
  letter-spacing: 0.1em;
  color: #f2f2f2;
  background: #000;
  border: 4px solid #f2f2f2;
  border-radius: 4px;
  padding: 8px 16px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
  white-space: pre-wrap;
  word-break: break-word;
}