/* Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* Body */
body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f7f9fc;
  color: #333;
  line-height: 1.6;
  padding: 20px;
}

/* Header */
header {
  background-color: #1e1e2f;
  color: white;
  padding: 30px;
  text-align: center;
}

header h1 {
  font-size: 2.5em;
}

header p {
  font-size: 1.2em;
  margin-top: 10px;
}

/* Main Content */
main {
  max-width: 960px;
  margin: 40px auto;
  background-color: #ffffff;
  padding: 30px;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

section {
  margin-bottom: 40px;
}

h2 {
  color: #1e1e2f;
  margin-bottom: 10px;
}

h3 {
  color: #2d64b3;
  margin-top: 20px;
}

/* Lists */
ul, ol {
  padding-left: 20px;
  margin-top: 10px;
}

li {
  margin-bottom: 8px;
}

/* Table */
table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 15px;
}

th, td {
  border: 1px solid #ccc;
  padding: 12px;
  text-align: left;
}

thead {
  background-color: #f0f0f0;
}

/* Footer */
footer {
  text-align: center;
  padding: 20px;
  color: #777;
  font-size: 0.9em;
}