css
/* styles.css */
body {
  font-family: 'Arial Black', Arial, sans-serif;
  background: linear-gradient(180deg, #FF69B0 0, #FF69B0 0, #FF69B0 0, #FF69B0 0);
  color: #000000;
  padding: 20px;
  margin: 0;
  border: 4px solid #000000;
  border-radius: 0;
  box-shadow: 0px 0px 10px 0px #000000;
  box-sizing: border-box;
  width: 100%;
  height: 100%;
  overflow-x: hidden;
  -moz-osx-font-stroke: #000000;
  overflow-y: auto;
  font-size: 20px;
  line-height: 1.5;
}

h1, h2, h3, h4, h5, h6, h7, h8, h9 {
  font-family: 'Arial Black', Arial, sans-serif;
  font-weight: bold;
  color: #FF69B0;
  border-bottom: 4px solid #000000;
  margin-bottom: 10px;
  padding-bottom: 10px;
  box-shadow: 0px 0px 0px 0px #FF69B0;
  text-shadow: 0px 0px 0px 0px #FF69B0;
}

h1 {
  font-size: 32px;
  border-bottom: 4px solid #FF69B0;
  padding-bottom: 10px;
  margin-bottom: 20px;
  box-shadow: 0px 2px 2px 0px #FF69B0;
  text-shadow: 0px 2px 2px 0px #FF69B0;
}

h2, h3, h4, h5, h6, h7, h8, h9 {
  font-size: 24px;
  border-bottom: 3px solid #000000;
  padding-bottom: 10px;
  margin-bottom: 20px;
  box-shadow: 0px 1px 1px 0px #000000;
  text-shadow: 0px 1px 1px 0px #000000;
}

p, pre, code, blockquote, ul, ol, dl, dd, dt, table, thead, tfoot, caption, th, td, tr {
  font-size: 18px;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  box-shadow: 0px 0px 0px 0px #000000;
  text-shadow: 0px 0px 0px 0px #000000;
}

code, tt {
  font-family: monospace;
  font-size: 16px;
  background: #FF69B0;
  color: #000000;
  border: 1px solid #000000;
  padding: 4px 4px 4px 4px;
  border-radius: 0;
  box-shadow: 0px 0px 0px 0px #000000;
  text-shadow: 0px 0px 0px 0px #000000;
}

pre {
  font-family: 'Courier New', monospace;
  font-size: 16px;
  line-height: 1.5;
  background: #FF69B0;
  border: 1px solid #000000;
  padding: 10px 20px 10px 20px;
  border-radius: 0;
  box-shadow: 0px 0px 0px 0px #000000;
  text-shadow: 0px 0px 0px 0px #000000;
}

a {
  text-decoration: none;
  color: #000000;
  border: none;
  background: none;
  padding: 0;
  margin: 0;
  font-size: 18px;
  font-weight: normal;
  border-bottom: 2px solid #000000;
  text-shadow: 0px 0px 0px 0px #000000;
  box-shadow: 0px 0px 0px 0px #000000;
  transition: all 0s ease 0s;
}

a:hover {
  background: #FF69B0;
  border-bottom: 4px solid #000000;
  box-shadow: 0px 2px 2px 0px #FF69B0;
  text-shadow: 0px 2px 2px 0px #FF69B0;
  transition: all 0s ease 0s;
}

a:visited {
  background: #FF69B0;
  border-bottom: 4px solid #000000;
  box-shadow: 0px 2px 2px 0px #FF69B0;
  text-shadow: 0px 2px 2px 0px #FF69B0;
  transition: all 0s ease 0s;
}

img {
  max-width: 100%;
  max-height: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  box-shadow: 0px 0px 0px 0px #000000;
  text-shadow: 0px 0px 0px 0px #000000;
}

img:hover {
  background: #FF69B0;
  border: 2px solid #000000;
  box-shadow: 0px 0px 0px 0px #000000;
  text-shadow: 0px 0px 0px 0px #000000;
  transition: all 0s ease 0s;
}

img:visited {
  background: #FF69B0;
  border: 2px solid #000000;
  box-shadow: 0px 0px 0px 0px #000000;
  text-shadow: 0px 0px 0px 0px #000000;
  transition: all 0s ease 0s;
}

body * {
  -webkit-clip-path: polygon(0 0, 0 1.5em, 1.5em 1.5em, 100% 1.5em, 100% 0, 100% 0, 0 0);
  clip-path: polygon(0 0, 0 1.5em, 1.5em 1.5em, 100% 1.5em, 100% 0, 100% 0, 0 0);
  -webkit-mask-position: right center;
  mask-position: right center;
  mask-size: 1.5em 1.5em;
  mask-type: linear-gradient(90deg, #FF69B0, #000000, #FF69B0 0);
}

body *:hover {
  -webkit-mask-size: 1.8em 1.8em;
  mask-size: 1.8em 1.8em;
  mask-type: linear-gradient(90deg, #FF69B0, #000000, #FF69B0 0);
}

/* end of styles.css */