css
/* Ancient Agenda Stylesheet */

body {
  font-family: "Arial Black", Arial, sans-serif;
  background-color: #f0f0f0;
  margin: 0;
  padding: 0;
}

h1 {
  font-size: 36px;
  font-weight: bold;
  color: #FF0000; /* Bright Red */
  border-bottom: 4px solid #000000; /* Thick black border */
  text-shadow: 0 1px 0 #000000, 0 2px 0 #000000, 0 3px 0 #000000; /* Harsh drop shadow */
  margin-bottom: 20px;
}

a {
  text-decoration: none;
  color: #0066CC; /* Bright Blue */
  text-shadow: 0 1px 0 #000000; /* Harsh drop shadow */
  border-bottom: 4px solid #000000; /* Thick black border */
}

a:hover {
  background-color: #33CC33; /* Bright Green */
  text-shadow: 0 1px 0 #000000; /* Harsh drop shadow */
  border-bottom: 4px solid #000000; /* Thick black border */
}

h2 {
  font-size: 24px;
  font-weight: bold;
  color: #33CC33; /* Bright Green */
  border-bottom: 4px solid #000000; /* Thick black border */
  text-shadow: 0 1px 0 #000000; /* Harsh drop shadow */;
}

h3 {
  font-size: 18px;
  font-weight: bold;
  color: #FF9900; /* Bright Coral */
  border-bottom: 4px solid #000000; /* Thick black border */
  text-shadow: 0 1px 0 #000000; /* Harsh drop shadow */;
}

body > h1 {
  font-size: 48px;
  font-weight: bold;
  color: #FF0000; /* Bright Red */;
  border-bottom: 4px solid #000000; /* Thick black border */;
  text-shadow: 0 1px 0 #000000; /* Harsh drop shadow */;
  margin: 20px 0 20px 0;
}

main {
  max-width: 800px;
  margin: 40px auto;
  padding: 20px;
  border: 4px solid #000000; /* Thick black border */;
  border-radius: 20px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

main > * {
  margin-bottom: 20px;
}

main > *:last-child {
  margin-bottom: 0;
}

table {
  border-collapse: collapse;
  border: 4px solid #000000; /* Thick black border */;
  width: 100%;
  margin-bottom: 20px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

td {
  border: 1px solid #000000; /* Thin black border */;
  padding: 5px;
  background-color: #f7f7f7;
}

th {
  border: 1px solid #000000; /* Thin black border */;
  padding: 5px 10px;
  background-color: #f7f7f7;
  text-align: left;
  vertical-align: top;
  font-weight: bold;
  text-shadow: 0 1px 0 #000000; /* Harsh drop shadow */;
}

th + td {
  border-left: 1px solid #000000; /* Thin black border */;
  border-top: 1px solid #000000; /* Thin black border */;
  border-bottom: 1px solid #000000; /* Thin black border */;
}

td + td {
  border-left: 1px solid #000000; /* Thin black border */;
  border-right: 1px solid #000000; /* Thin black border */;
  border-bottom: 1px solid #000000; /* Thin black border */;
}

table caption {
  font-size: 18px;
  font-weight: bold;
  color: #33CC33; /* Bright Green */;
  text-shadow: 0 1px 0 #000000; /* Harsh drop shadow */;
  border-bottom: 4px solid #000000; /* Thick black border */;
  margin-bottom: 20px;
}

img {
  border: 4px solid #000000; /* Thick black border */;
  border-radius: 20px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

img + img {
  margin-left: 20px;
}