css
/* styles.css */

body {
  font-family: "Arial", sans-serif;
  font-size: 18px;
  background-color: #f2f2f2;
  padding: 20px;
  margin: 20px auto;
  width: 800px;
  border: 4px solid black;
  box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.2);
  -webkit-box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.2);
  box-sizing: border-box;
}

a {
  color: #00698c;
  text-decoration: none;
  border: 1px solid #000000;
  padding: 5px 10px;
  background-color: #f7f7f7;
  font-weight: bold;
  text-shadow: 0 1px 0 black;
  transition: all 0.2s ease-in-out;
  border-radius: 4px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
}

a:hover {
  background-color: #d3d3d3;
  text-shadow: 0 1px 0 black;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4), inset 0 0 4px rgba(0, 0, 0, 0.4), inset 0 0 8px rgba(0, 0, 0, 0.6);
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4), inset 0 0 4px rgba(0, 0, 0, 0.4), inset 0 0 8px rgba(0, 0, 0, 0.6);
}

h1 {
  font-family: "Arial", sans-serif;
  font-size: 24px;
  font-weight: bold;
  color: #ff0000;
  border: 4px solid #000000;
  padding: 5px 10px;
  background-color: #f7f7f7;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
}

h1 a {
  color: #00698c;
  text-decoration: none;
  border: 1px solid #000000;
  padding: 5px 10px;
  background-color: #f7f7f7;
  font-weight: bold;
  text-shadow: 0 1px 0 black;
  transition: all 0.2s ease-in-out;
  border-radius: 4px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
}

h1 a:hover {
  background-color: #d3d3d3;
  text-shadow: 0 1px 0 black;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4), inset 0 0 4px rgba(0, 0, 0, 0.4), inset 0 0 8px rgba(0, 0, 0, 0.6);
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4), inset 0 0 4px rgba(0, 0, 0, 0.4), inset 0 0 8px rgba(0, 0, 0, 0.6);
}

h2 {
  font-family: "Arial", sans-serif;
  font-size: 18px;
  font-weight: normal;
  color: #008000;
  border: 2px solid #000000;
  padding: 5px 10px;
  background-color: #f7f7f7;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
}

h2 a {
  color: #00698c;
  text-decoration: none;
  border: 1px solid #000000;
  padding: 5px 10px;
  background-color: #f7f7f7;
  font-weight: bold;
  text-shadow: 0 1px 0 black;
  transition: all 0.2s ease-in-out;
  border-radius: 4px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
}

h2 a:hover {
  background-color: #d3d3d3;
  text-shadow: 0 1px 0 black;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4), inset 0 0 4px rgba(0, 0, 0, 0.4), inset 0 0 8px rgba(0, 0, 0, 0.6);
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4), inset 0 0 4px rgba(0, 0, 0, 0.4), inset 0 0 8px rgba(0, 0, 0, 0.6);
}

h3 {
  font-family: "Arial", sans-serif;
  font-size: 16px;
  font-weight: normal;
  color: #008000;
  border: 1px solid #000000;
  padding: 5px 10px;
  background-color: #f7f7f7;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
}

h3 a {
  color: #00698c;
  text-decoration: none;
  border: 1px solid #000000;
  padding: 5px 10px;
  background-color: #f7f7f7;
  font-weight: bold;
  text-shadow: 0 1px 0 black;
  transition: all 0.2s ease-in-out;
  border-radius: 4px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
}

h3 a:hover {
  background-color: #d3d3d3;
  text-shadow: 0 1px 0 black;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4), inset 0 0 4px rgba(0, 0, 0, 0.4), inset 0 0 8px rgba(0, 0, 0, 0.6);
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4), inset 0 0 4px rgba(0, 0, 0, 0.4), inset 0 0 8px rgba(0, 0, 0, 0.6);
}

p {
  font-family: "Arial", sans-serif;
  font-size: 14px;
  color: #00698c;
  line-height: 1.5;
  margin-bottom: 20px;
  border: 1px solid #000000;
  padding: 10px 10px 10px 10px;
  background-color: #f7f7f7;
  border-radius: 4px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
}

p a {
  color: #00698c;
  text-decoration: none;
  border: 1px solid #000000;
  padding: 5px 10px;
  background-color: #f7f7f7;
  font-weight: bold;
  text-shadow: 0 1px 0 black;
  transition: all 0.2s ease-in-out;
  border-radius: 4px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
}

p a:hover {
  background-color: #d3d3d3;
  text-shadow: 0 1px 0 black;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4), inset 0 0 4px rgba(0, 0, 0, 0.4), inset 0 0 8px rgba(0, 0, 0, 0.6);
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4), inset 0 0 4px rgba(0, 0, 0, 0.4), inset 0 0 8px rgba(0, 0, 0, 0.6);
}

code {
  font-family: "Monaco", monospace;
  font-size: 16px;
  color: #008000;
  font-family: "Arial", sans-serif;
  border: 1px solid #000000;
  padding: 10px 10px 10px 10px;
  background-color: #f7f7f7;
  border-radius: 4px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
}

code a {
  color: #00698c;
  text-decoration: none;
  border: 1px solid #000000;
  padding: 5px 10px;
  background-color: #f7f7f7;
  font-weight: bold;
  text-shadow: 0 1px 0 black;
  transition: all 0.2s ease-in-out;
  border-radius: 4px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
}

code a:hover {
  background-color: #d3d3d3;
  text-shadow: 0 1px 0 black;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4), inset 0 0 4px rgba(0, 0, 0, 0.4), inset 0 0 8px rgba(0, 0, 0, 0.6);
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4), inset 0 0 4px rgba(0, 0, 0, 0.4), inset 0 0 8px rgba(0, 0, 0, 0.6);
}

img {
  width: 100%;
  height: 100%;
  display: block;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
}

img a {
  width: 100%;
  height: 100%;
  display: block;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
}

img a:hover {
  width: 100%;
  height: 100%;
  display: block;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4), inset 0 0 4px rgba(0, 0, 0, 0.4), inset 0 0 8px rgba(0, 0, 0, 0.6);
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4), inset 0 0 4px rgba(0, 0, 0, 0.4), inset 0 0 8px rgba(0, 0, 0, 0.6);
}

table {
  border-collapse: collapse;
  width: 100%;
  margin: 0;
  padding: 0;
  border: 1px solid #000000;
  border-radius: 4px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
}

td {
  border: 1px solid #000000;
  padding: 5px 10px;
  background-color: #f7f7f7;
  border-radius: 4px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
}

td a {
  color: #00698c;
  text-decoration: none;
  border: 1px solid #000000;
  padding: 5px 10px;
  background-color: #f7f7f7;
  font-weight: bold;
  text-shadow: 0 1px 0 black;
  transition: all 0.2s ease-in-out;
  border-radius: 4px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
}

td a:hover {
  background-color: #d3d3d3;
  text-shadow: 0 1px 0 black;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4), inset 0 0 4px rgba(0, 0, 0, 0.4), inset 0 0 8px rgba(0, 0, 0, 0.6);
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4), inset 0 0 4px rgba(0, 0, 0, 0.4), inset 0 0 8px rgba(0, 0, 0, 0.6);
}

th {
  border: 2px solid #000000;
  padding: 5px 10px;
  background-color: #f7f7f7;
  border-radius: 4px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
}

th a {
  color: #00698c;
  text-decoration: none;
  border: 1px solid #000000;
  padding: 5px 10px;
  background-color: #f7f7f7;
  font-weight: bold;
  text-shadow: 0 1px 0 black;
  transition: all 0.2s ease-in-out;
  border-radius: 4px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4);
}

th a:hover {
  background-color: #d3d3d3;
  text-shadow: 0 1px 0 black;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4), inset 0 0 4px rgba(0, 0, 0, 0.4), inset 0 0 8px rgba(0, 0, 0, 0.6);
  -webkit-box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.4), inset 0 0 4px rgba(0, 0, 0, 0.4), inset 0 0 8px rgba(0, 0, 0, 0.6);
}