/* General Styles */
body {
  font-family: Arial, Helvetica, sans-serif;
  margin: 0;
  padding: 20px;
  background-color: #f5f5f5;
  color: #333;
  line-height: 1.6;
}

/* Header */
header {
  background-color: #2c3e50;
  color: white;
  padding: 20px;
  text-align: center;
  border-radius: 8px;
  margin-bottom: 20px;
}

header h1 {
  margin: 0 0 10px 0;
}

header nav a {
  color: #ecf0f1;
  text-decoration: none;
  margin: 0 10px;
}

header nav a:hover {
  text-decoration: underline;
}

header hr {
  border: none;
  border-top: 1px solid #ecf0f1;
}

/* Main Content */
main {
  max-width: 800px;
  margin: 0 auto;
}

section {
  background-color: white;
  padding: 20px;
  margin-bottom: 15px;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Headings */
h2 {
  color: #2c3e50;
  border-bottom: 2px solid #3498db;
  padding-bottom: 5px;
}

h3 {
  color: #34495e;
}

/* Lists */
ol, ul {
  padding-left: 25px;
}

li {
  margin-bottom: 5px;
}

/* Images */
img {
  border-radius: 8px;
  max-width: 100%;
  height: auto;
}

/* Form Styles */
fieldset {
  border: 2px solid #3498db;
  border-radius: 8px;
  padding: 20px;
}

legend {
  font-weight: bold;
  color: #2c3e50;
  font-size: 1.1em;
}

input[type="text"],
input[type="date"],
select,
textarea {
  padding: 8px;
  border: 1px solid #bdc3c7;
  border-radius: 4px;
  font-size: 1em;
}

button[type="submit"] {
  background-color: #3498db;
  color: white;
  padding: 10px 20px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 1em;
}

button[type="submit"]:hover {
  background-color: #2980b9;
}

/* Details */
details {
  cursor: pointer;
}

summary {
  font-weight: bold;
  color: #2c3e50;
}

/* Main Container */
.main-container {
  background-color: #eaf2f8;
  padding: 15px;
  border-left: 4px solid #3498db;
  border-radius: 4px;
  margin: 10px 0;
}

.main-container span {
  font-weight: bold;
  color: #2c3e50;
}

/* Footer */
footer {
  text-align: center;
  padding: 15px;
  color: #7f8c8d;
}

footer hr {
  border: none;
  border-top: 1px solid #bdc3c7;
}