body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
  line-height: 1.6;
  color: #333;
  background-color: #f9f9f9;
}

.mockup-banner {
  background-color: #fffbe6;
  color: #8a6d3b;
  padding: 10px 20px;
  text-align: center;
  border-bottom: 1px solid #f2e7c3;
}

header {
  text-align: center;
  margin-bottom: 40px;
}

h1 {
  color: #0066cc;
  border-bottom: 2px solid #0066cc;
  padding-bottom: 10px;
  display: inline-block;
}

#countdown {
  margin-top: 20px;
}

#timer {
  font-size: 1.5em;
  color: #333;
}

#timer span {
  font-weight: bold;
  color: #0066cc;
}

main {
  background-color: #fff;
  padding: 20px;
  border-radius: 5px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

h2 {
  color: #0066cc;
  border-bottom: 1px solid #eee;
  padding-bottom: 10px;
  margin-bottom: 20px;
}

table {
  width: 100%;
  border-collapse: collapse;
}

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

th {
  background-color: #f2f2f2;
}

tbody tr:hover {
  background-color: #f5f5f5;
}

footer {
  text-align: center;
  margin-top: 40px;
  color: #777;
}

code {
  background: #f4f4f4;
  padding: 2px 6px;
  border-radius: 3px;
  font-family: 'Courier New', monospace;
}