css
/* Styles for Number Theory Nation */

body {
  background: linear-gradient(to bottom, #FF69B4, #C7B2B5);
  background-size: 100px 100px;
  background-position: 0 0;
  background-repeat: repeat;
  font-family: 'VT323', sans-serif;
  font-size: 18px;
  line-height: 1.5;
  text-align: center;
  color: #333;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

h1, h2, h3, h4 {
  font-weight: bold;
  margin: 0 0 0 0;
  padding: 0 0 0 0;
  border: 4px solid black;
  border-radius: 0;
  background: linear-gradient(to bottom, #FF69B4, #C7B2B5);
  background-size: 100px 100px;
  background-position: 0 0;
  background-repeat: no-repeat;
  box-shadow: 0 0 10px black;
}

h1 {
  font-size: 36px;
  margin: 10px 0 0 0;
}

h2 {
  font-size: 24px;
  margin: 8px 0 0 0;
}

h3 {
  font-size: 18px;
  margin: 6px 0 0 0;
}

h4 {
  font-size: 14px;
  margin: 4px 0 0 0;
}

p {
  font-size: 16px;
  margin: 0 0 0 0;
  padding: 0 0 0 0;
  border: 1px solid black;
  border-radius: 0;
  background: linear-gradient(to bottom, #C7B2B5, #FF69B4);
  background-size: 100px 100px;
  background-position: 0 0;
  background-repeat: no-repeat;
  box-shadow: 0 0 10px black;
  word-wrap: break-word;
  word-break: normal;
  word-wrap: normal;
  word-spread: 0;
}

a {
  text-decoration: none;
  text-transform: uppercase;
  text-align: center;
  color: #333;
  background: linear-gradient(to bottom, #C7B2B5, #FF69B4);
  background-size: 100px 100px;
  background-position: 0 0;
  background-repeat: no-repeat;
  border: 4px solid black;
  border-radius: 0;
  padding: 4px 0 0 0;
  display: block;
  text-decoration: none;
  box-shadow: 0 0 10px black;
}

a:hover {
  background-color: #FF69B4;
  color: #333;
}

a:active {
  background-color: #C7B2B5;
  color: #333;
}

a:focus {
  background-color: #C7B2B5;
  color: #333;
}

a:visited {
  background-color: #FF69B4;
  color: #333;
  text-decoration: underline;
}

code {
  background: #333;
  color: #C7B2B5;
  padding: 4px 0 0 0;
  font-size: 16px;
  font-family: 'VT323', monospace;
  border: 4px solid black;
  border-radius: 0;
  box-shadow: 0 0 10px black;
}

img {
  display: none;
}