/* 全局样式 */
body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    color: #333;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

.btn {
    display: inline-block;
    padding: 10px 20px;
    background-color: #007BFF;
    color: #fff;
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: #0056b3;
}

/* 头部样式 */
header {
    background-color: #fff;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    padding: 15px 0;
}

#logo {
    display: flex;
    align-items: center;
}

#logo img {
    height: 50px;
    margin-right: 15px;
}

nav ul {
    list-style: none;
    padding: 0;
    display: flex;
}

nav ul li {
    margin-left: 20px;
}

nav ul li a {
    text-decoration: none;
    color: #333;
    font-weight: bold;
}

nav ul li a:hover {
    color: #007BFF;
}

/* 英雄区域样式 */
.hero {
    background-color: #007BFF;
    color: #fff;
    text-align: center;
    padding: 100px 0;
}

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

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

/* 服务项目样式 */
.services {
    padding: 80px 0;
    background-color: #f9f9f9;
}

.services h2 {
    text-align: center;
    font-size: 32px;
    margin-bottom: 50px;
}

.service-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.service-item {
    width: 30%;
    margin-bottom: 30px;
    background-color: #fff;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.service-item img {
    height: 80px;
    margin-bottom: 15px;
}

.service-item h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

/* 关于我们样式 */
.about {
    padding: 80px 0;
}

.about h2 {
    text-align: center;
    font-size: 32px;
    margin-bottom: 50px;
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-content p {
    font-size: 16px;
    line-height: 1.6;
    margin-bottom: 20px;
}

/* 联系我们样式 */
.contact {
    padding: 80px 0;
    background-color: #f9f9f9;
}

.contact h2 {
    text-align: center;
    font-size: 32px;
    margin-bottom: 50px;
}

.contact-info {
    max-width: 600px;
    margin: 0 auto 30px;
    text-align: center;
}

.contact-info p {
    font-size: 16px;
    margin-bottom: 10px;
}

#contact-form {
    max-width: 600px;
    margin: 0 auto;
    background-color: #fff;
    padding: 30px;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

#contact-form h3 {
    text-align: center;
    font-size: 24px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

.form-group textarea {
    height: 150px;
}

/* 页脚样式 */
footer {
    background-color: #333;
    color: #fff;
    text-align: center;
    padding: 20px 0;
}

footer p {
    margin: 0;
}