/* 通用样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    color: #333;
}

/* 头部样式 */
header {
    background-color: #2d3e50;
    padding: 20px 0;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
}

header h1 {
    color: #fff;
    font-size: 24px;
}

header nav ul {
    list-style: none;
}

header nav ul li {
    display: inline-block;
    margin: 0 15px;
}

header nav ul li a {
    color: #fff;
    text-decoration: none;
    font-size: 16px;
}

/* 英雄区域 */
.hero {
    background-color: #0056b3;
    color: #fff;
    text-align: center;
    padding: 60px 20px;
}

.hero .hero-content h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.hero .hero-content p {
    font-size: 18px;
    margin-bottom: 30px;
}

.hero .btn {
    background-color: #ff5722;
    color: #fff;
    text-decoration: none;
    padding: 10px 20px;
    font-size: 18px;
    border-radius: 5px;
}

.hero .btn:hover {
    background-color: #e64a19;
}

/* 关于我们 */
.about {
    background-color: #fff;
    padding: 50px 20px;
    text-align: center;
}

.about h2 {
    font-size: 28px;
    margin-bottom: 20px;
}

.about p {
    font-size: 18px;
    line-height: 1.6;
}

/* 底部样式 */
footer {
    background-color: #2d3e50;
    color: #fff;
    text-align: center;
    padding: 20px 0;
}

footer a {
    color: #ff5722;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}