/* 基础样式 */
body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f9f9f9;
  margin: 0;
  padding: 0;
  color: #333;
  line-height: 1.6;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

/* 头部样式 */
header {
  background-color: #2c3e50;
  color: #fff;
  padding: 20px 0;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

header h1 {
  margin: 0;
  font-size: 2rem;
}

nav ul {
  list-style: none;
  padding: 0;
  margin: 10px 0 0;
  display: flex;
  gap: 15px;
}

nav ul li {
  display: inline;
}

nav ul li a {
  color: #fff;
  text-decoration: none;
  font-weight: bold;
}

nav ul li a:hover {
  text-decoration: underline;
}

/* 主体样式 */
main {
  margin: 20px 0;
}

h2 {
  color: #2c3e50;
  margin-bottom: 20px;
}

.entry {
  background-color: #fff;
  padding: 20px;
  margin-bottom: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.entry:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.entry h3 {
  margin-top: 0;
  color: #34495e;
}

.entry p {
  color: #555;
}

/* 页脚样式 */
footer {
  background-color: #2c3e50;
  color: #fff;
  text-align: center;
  padding: 10px 0;
  margin-top: 40px;
}

footer p {
  margin: 0;
}